JTV.com
$2.99 Shipping on ALL Items!
800-581-3002 Guest   Login Order Status My Account Wish List
YOUR CART is empty
  • View Your Cart
  • |
  • Checkout
Close Minicart

    • search
  • Watch Us Live
    Recent Items
    Weekly Product Recap
    Program Guide
    Channel Finder
    Meet Our Hosts
    airing now AIRING NOW
  • shop by type

    • Rings
    • Earrings
    • Bracelets
    • Necklaces
    • Pendants
    • Watches
    • Jewelry Sets
    • Settings

    shop by gemstone

    • Diamond
    • Colored Gemstones
    • Tanzanite
    • Pearls
    • Ruby
    • Morganite
    • Chrome Diopside
    • Topaz
    • Opal
    • Quartz

    specialty stores

    • Opportunity Buys
    • Online Exclusives
    • Bridal & Anniversary
    • Estate Inspired Jewelry
    • Men's Jewelry
    • Children's Jewelry
    • Diamond Design Gallery
    • Animal Jewelry
    • New Arrivals
    • Jewelry Deals
    • Gift Guide
    • JTV Blog

    shop JTV brands and collections

    • Akribos
    • Alamanda Mode
    • Altai Aquamarine
    • Argento Dorato
    • Argentovoge
    • Artisan Gem
    • Barehipani Topaz
    • Bella Luce
    • Beria
    • Cor-de-Rosa Morganite
    • Disney
    • Genusis Pearls
    • Glacier Topaz
    • Kutamani Tanzanite
    • Mahaleo Ruby
    • Manchurian Peridot
    • Marilyn Monroe
    • Moda Al Massimo
    • Moissanite
    • Off Park
    • Pearlfection
    • Southwest Styles
    • Splendido Oro
    • Stratify
    • Titanic
    • Vanna K
    • Vermelho Garnet
    • Shop all brands
    • Learn More
    jewelry
  • shop by stone

    • Diamonds
    • Emerald
    • Garnet
    • Opal
    • Chrome Diopside
    • Moissanite
    • Morganite
    • Ruby
    • Sapphire
    • Tanzanite
    • Zircon
    • Shop All Gemstones

    shop by type

    • Single Stone
    • Faceted Parcels
    • Matched Pairs
    • Gemstone Set
    • Tools
    • Settings
    • Gemstone Kits
    • Gemstone Education

    specialty stores

    • Opportunity Knocks-NYC
    • Trade Show Treasures
    • Calibrated Gemstones and Settings
    • The Vault by JTV
    • Gemstone Deals
    • Created Gemstones
    • Gift Guide
    • JTV Blog

    shop jtv brands and collections

    • Chalama Black Opal
    • Cor-de-Rosa Morganite
    • Ethiopian Opal
    • Gemgroove
    • Gemsavvy
    • Gemtite
    • GemVue
    • Iridescence by JTV
    • Mahaleo Ruby
    • Manchurian Peridot
    • Masasi Blue Garnet
    • Masasi Bordeaux Garnet
    • Moissanite
    • Umba River Rhodolite
    • Shop All Brands
    • Learn More
    gemstones
  • shop beads by type

    • Natural
    • Man Made
    • Wood
    • Glass
    • Bead Strands
    • Seed Beads
    • Cabochon
    • Metal
    • Pearl
    • Bead Strand
      Set

    shop by brand

    • Soft Flex
    • Art Clay™
    • JOOLTOOL™
    • Wubbers
    • Beadalon®
    • Artistic Wire®

    shop by type

    • Jewelry Making Tools
    • Beading Kits
    • Findings & Accessories
    • Jewelry Making Kits
    • Storage & Organization
    • Stringing Materials

    education and resources

    • Books & DVDs
    • Watch Project Videos
    • Software
    • Jewel School Blog
    • Jewel School Glossary
    • Free Jewel School Projects

    Techniques

    • Kumihimo
    • Glass
    • Wire Works

    Experts

    • Dale Armstrong
    • Wyatt White
    • Patti Bullard
    • Jackie Truty
    • Katie Hacker
    • Leslie Rogalski
    jewel school
  • gifts for her

    • Jewelry Organizers
    • Key Chains
    • Compact Mirrors
    • Picture Frames
    • Gift Guide for Her
    • Shop All

    gifts for him

    • Cuff Links
    • Money Clips
    • Tie Tacs
    • Watches
    • Gift Guide for Him
    • Shop All

    gifts for children & baby

    • Banks
    • Jewelry Boxes
    • Picture Frames
    • Albums & Keepsakes
    • Watches
    • Shop All
    gifts
  • shop by type

    • Jewelry
    • Rings
    • Loose Gemstones
    • Jewel School
    • Collectibles
    • Shop Daily Specials
    • Shop All Clearance

    shop by discount

    • Over 20% off
    • Over 30% off
    • Over 40% off
    • Over 50% off
    • Over 60% off

    shop by price

    • Under $25
    • $25-$50
    • $50-$100
    • $100-$250
    • $250-$500
    • $500 and up
    clearance
  • learning library
    • Featured Articles
    • Articles by Category
    • Glossary
    • Gemopedia
    • Gemstone Enhancement
    • Jewelry Education
    • Free Jewel School Projects
    • JTV Blog
    • JTV Experts
    • JTV Collections
    • In The Loupe
  • jtv auctions

    shop by type

    • Rings
    • Earrings
    • Bracelets
    • Necklaces
    • Pendants
    • Jewelry Sets
    • Watches
    • Single Gemstones

    shop by material

    • Diamonds
    • Colored Gemstones
    • Tanzanite
    • Gold
    • Silver

    specialty stores

    • Ending Soon
    • Just Listed
    • Highest Bid
    • Lowest Bid
Jewerly Fest Sweepstakes - Red Cross Disaster Relief Jewelry Fest Escape Sweepstakes - Enter Now Help those affected by the Oklahoma tornadoes Donate now>Help those affected by the Oklahoma tornadoes - Donate now
  • Home
  • > Gemstones
  • >
  • Remove Mixed Cuts
  • >
  • Remove 12X10

Gemstones, Mixed Cuts, 12X10

  • FEATURED
  • NEWEST
  • TOP RATED
  • PRICE: HIGH TO LOW
  • PRICE: LOW TO HIGH
Showing 1-24 of 60 items
per page:
  • No Previous Page
  • Page of 3
  • Next Page
Afghan kunzite average 5.00ct 12x10mm oval.  Gemstone mined in Afghanistan and cut in Hong Kong.
Afghan Kunzite Average 5.00ct 12x10mm Oval
$35.99
Special Offer!
Lab created blue sapphire average 6.25ct 12X10mm oval.
Lab Created Blue Sapphire Average 6.25ct 12x10mm Oval
$32.99
Special Offer!
Tanzanite minimum 5.50ct 12x10mm oval. Gemstone mined in Tanzania and cut in India.
Tanzanite Minimum 5.50ct 12x10mm Oval
$2,409.99
Special Offer!
Lab created blue YAG average 3.75ct 12x10mm oval.  Gemstone cut in China.
Blue Yag Average 3.75ct 12x10mm Oval
$74.99
Special Offer!
Mozambique aquamarine average 3.50ct 12X10mm oval.  Mined in Mozambique and cut in India.
avg. rating 5.00
Mozambique Aquamarine Average 3.50ct 12x10mm Oval
$164.99
$98.99 save 40%
Special Offer!
Signature Tanzanite 6.96ct 12x10mm Oval Stone Is Laser Inscribed.  Mined In Tanzania And Cut In India.<br/><br/>Jewelry Television's Vault Signature Collection is comprised of our finest quality Tanzanite gemstones. Each gem in this elite collection has been designated as having deeply saturated color as well as fine clarity and exceptional polish. Each Vault Signature Tanzanite has been independently certified by an independent gem laboratory and laser inscribed on the gem's girdle with a unique certificate identification number. Additionally, JTV Co-Founder Jerry Sisk has personally inspected the polishing, luster and finish of each Vault Signature Tanzanite gemstone to ensure it meets our exacting standards for this elite collection. Maintaining the highest standards that you would expect from a collection of this stature, your Vault Signature Tanzanite gemstone will be shipped to you sparkling with brilliance in deluxe packaging and includes a complementary polishing cloth that allows you to safely clean your treasured Tanzanite. The Vault Signature Collection is available exclusively on Jewelry Television and jtv.com.
Signature Tanzanite 6.96ct 12x10mm Oval Stone Is Laser Inscribed
$5,449.99
Brazilian Mystic fire(TM) mystic topaz average 5.50ct 12x10mm oval.  Mined in Brazil, cut in China.
Brazilian Mystic Fire(Tm) Mystic Topaz Average 5.50ct 12x10mm Oval
$58.87
$29.43 save 50%
Lab created padparadscha sapphire average 5.75ct 12x10mm oval.
avg. rating 5.00
Lab Created Padparadscha Sapphire Average 5.75ct 12x10mm Oval
$29.99
Special Offer!
Iridescence By Jtv(Tm)  Odyssey Dance Mystic(R) Goshenite Average 3.50ct 12x10mm Oval.<br/><br/>Gems ablaze with iridescent colors so dazzling they will leave you speechless! We are pleased to debut Iridescence by JTV(TM), our collection of fabulous, 100% natural gems that modern technology has transformed from beautiful to stunning. We have selected many of the world?s most popular gems for this very special collection, including Aquamarine, Quartz, Topaz, Feldspar and Petalite. Iridescence by JTV(TM) is where Mother Nature and Man combine forces to create some of the most exciting gems ever! Breathtaking beauty from the world's gemstone expert. Iridescence by JTV(TM), available exclusively at Jewelry Television and jtv.com.
Iridescence By Jtv(Tm) Odyssey Dance Mystic(R) Goshenite Average 3.50ct 12x10mm Oval
$99.99
$24.99 save 75%
Special Offer!
Tanzanite minimum 4.50ct 12x10mm oval. Gemstone mined in Tanzania and cut in India.
Tanzanite Minimum 4.50ct 12x10mm Oval
$1,969.99
Special Offer!
Lab created ruby average 6.50ct 12X10mm rectangular cushion. Gemstone cut in Thailand.
avg. rating 5.00
Lab Created Ruby Average 6.50ct 12x10mm Rectangular Cushion
$24.99
Special Offer!
Asaros Baltic Amber(Tm) Average 1.75ct 12x10mm Oval.  Mined And Cut In Lithuania<br/><br/>Asaros Baltic Amber(TM)...  The object of man's fascination for centuries, Baltic Amber reigns supreme in the minds of collectors and gem connoisseurs the world over. Beginning life as the "tears of the pine trees" it came from many millions of years ago, its origins date back to prehistoric times, yet it has endured through modern times. Named from the Lithuanian word for "tears", our exclusive brand of Asaros Baltic Amber includes all the fabulous colors-plus a few that are new to the gem industry. Bright honey yellows, glowing vermillion reds, warm sepia browns and marine blues. While some Asaros Baltic Amber(TM) gems provide a window into the past with their remnants of ancient flora and fauna, others are pristinely crystalline and capture this gem's inherent beauty perfectly. From the ancient pine forests that once dotted the Baltic region, we invite you to experience the wonder that is Asaros Baltic Amber(TM) today. Available only at Jewelry Television and jtv.com.
avg. rating 5.00
Asaros Baltic Amber(Tm) Average 1.75ct 12x10mm Oval
$43.99
$21.99 save 50%
Ocean Tanzanite(Tm) Minimum 6.00ct 12x10mm Rectangular Cushion. Colors Will Vary. Gemstones Mined In Tanzania And Cut In India.<br/><br/>The ocean is sometimes greenest right before it hits the shore but look a little further out and you will see a mixture of blue and green that only Mother Nature can provide.  With these colors in mind Jewelry Television is pleased to bring you aptly named Ocean Tanzanite(TM).   This striking blue-green variety of the mineral zoisite is one of the most exotic of all tanzanite colors accounting for only 3-5% of all tanzanite mined.  Exceptional, yet affordable, Ocean Tanzanite(TM) is a special addition to any gem collection.  Order today before they are all washed away. Ocean Tanzanite(TM) exclusive to Jewelry Television and www.jtv.com.
Ocean Tanzanite(Tm) Minimum 6.00ct 12x10mm Rectangular Cushion Colors Will Vary
$1,049.99
Special Offer!
Tanzanite minimum 5.50ct 12x10mm oval. Gemstone mined in Tanzania and cut in India.
Tanzanite Minimum 5.50ct 12x10mm Oval
$1,439.99
Special Offer!
Mongolian Sunshimmer Feldspar(Tm) Average 4.75ct 12x10mm Rectangular Cushion.  Mined In Mongolia And Cut In China.<br/><br/>Much like the glistening effect that occurs when the rising sun hits objects on an early, dew-filled morning, Sunshimmer Feldspar(TM) has spectacular, glittering colors that will melt your heart with its unique beauty. Available in a range of soft, pastel orange hues that may have exhibit mint-green flashes of color within a single gem, Sunshimmer Feldspar(TM) is part of the wide-ranging feldspar mineral family. With an iridescent pinkish shimmer that's simply dazzling to behold, these gems have a beauty that's hard to take your eyes off of! Sunshimmer Feldspar(TM) is exclusively available at Jewelry Television and jtv.com.
Mongolian Sunshimmer Feldspar(Tm) Average 4.75ct 12x10mm Rectangular Cushion
$38.99
Special Offer!
Lab created blue sapphire average 6.00ct 12x10mm oval. Cut in India.
Lab Created Blue Sapphire Average 6.00ct 12x10mm Oval
$28.82
Special Offer!
Lab created blue spinel, average 3.75ct 12x10mm oval. Cut in China.
avg. rating 5.00
Lab Created Blue Spinel Average 3.75ct 12x10mm Oval
$23.34
Special Offer!
Chinese green fluorite average 5.00ct 12x10mm oval. Gemstone mined and cut in China.
avg. rating 4.00
Chinese Green Fluorite Average 5.00ct 12x10mm Oval
$17.99
Special Offer!
Brazilian Lavener Quartz Average 4.00ct 12x10mm Oval.  Mined In Brazil, Cut In China.<br/><br/>One of the world's largest annual gemstone and jewelry shows, the Tucson Gem and Mineral Show didn't disappoint our savvy gemstone buyers again this year. They scoured the various shows, trekked down each aisle and visited hundreds of vendor booths to find only the best values on the most exciting gems and minerals for you. This item represents one of those fantastic deals they found during the show!
avg. rating 5.00
Brazilian Lavener Quartz Average 4.00ct 12x10mm Oval
$22.99
Special Offer!
Mongolian Sunshimmer Feldspar(Tm) Average 4.10ct 12x10mm Oval. Gemstone Mined In Mongolia And Cut In China.<br/><br/>Sunshimmer Feldspar(TM)  Much like the glistening effect that occurs when the rising sun hits objects on an early, dew-filled morning, Sunshimmer Feldspar(TM) has spectacular, glittering colors that will melt your heart with its unique beauty. Available in a range of soft, pastel orange hues that may have exhibit mint-green flashes of color within a single gem, Sunshimmer Feldspar(TM) is part of the wide-ranging feldspar mineral family. With an iridescent pinkish shimmer that's simply dazzling to behold, these gems have a beauty that's hard to take your eyes off of! Sunshimmer Feldspar(TM) is exclusively available at Jewelry Television and jtv.com.
Mongolian Sunshimmer Feldspar(Tm) Average 4.10ct 12x10mm Oval
$43.99
Special Offer!
African sapphire average 6.00ct 12x10mm oval.  Mined in Africa, cut in Thailand.
avg. rating 2.00
African Sapphire Average 6.00ct 12x10mm Oval
$71.99
Special Offer!
Tanzanite minimum 4.50ct 12x10mm oval.  Gemstone mined in Tanzania and cut in India.
Tanzanite Minimum 4.50ct 12x10mm Oval
$1,409.99
Special Offer!
Madagascar strawberry quartz average 4.00ct 12X10mm oval.  Mined in Madagascar and cut in china.
Madagascar Strawberry Quartz Average 4.00ct 12x10mm Oval
$23.34
Special Offer!
Signature Tanzanite Minimum 6.00ct 12x10mm Oval.  The Stone Is Laser Inscribed.  Mined In Tanzania And Cut In The India. Estimated Appraisal Value $6,300.00<br/><br/>Jewelry Television's Vault Signature Collection is comprised of our finest quality Tanzanite gemstones. Each gem in this elite collection has been designated as having deeply saturated color as well as fine clarity and exceptional polish. Each Vault Signature Tanzanite has been independently certified by an independent gem laboratory and laser inscribed on the gem's girdle with a unique certificate identification number. Additionally, a member of our professionally trained staff has personally inspected the polishing, luster and finish of each Vault Signature Tanzanite gemstone to ensure it meets our exacting standards for this elite collection. Maintaining the highest standards that you would expect from a collection of this stature, your Vault Signature Tanzanite gemstone will be shipped to you sparkling with brilliance in deluxe packaging and includes a complementary polishing cloth that allows you to safely clean your treasured Tanzanite. The Vault Signature Collection is available exclusively on Jewelry Television and jtv.com.
Signature Tanzanite Minimum 6.00ct 12x10mm Oval Laser Inscribed Eav $6,300.00
$4,699.99
Showing 1-24 of 60 items
per page:
  • No Previous Page
  • Page of 3
  • Next Page
Narrow Your Search:
CATEGORY
  • Gemological Tools
  • Gemstone Education
  • Gemstone Organization
  • Gemstone-Settings
  • Mineral Specimen
  • Parcels And Sets
  • Rough
  • Settings Kits And Sets
  • Single Stone
PRICE
  • under $25 (13)
  • $25 - $50 (13)
  • $50 -$100 (10)
  • $100 - $200 (5)
  • $200 - $500 (6)
  • $500 - $1000 (3)
  • $1000 and above (10)
$
to
$
STRETCH PAY
  • 2 StretchPay Available (7)
  • 3 StretchPay Available (6)
GEMSTONE
  • Amber (1)
  • Amethyst (2)
  • Apatite (1)
  • Aquamarine (3)
  • Chrome Diopside (1)
  • More...
  • Feldspar (5)
  • Fire Opal (6)
  • Fluorite (2)
  • Garnet (1)
  • Glass (2)
  • Goshenite (1)
  • Hessonite (1)
  • Iolite (1)
  • Kunzite (1)
  • Lemon Quartz (1)
  • Moldavite (2)
  • Morganite (2)
  • Mystic Topaz (3)
  • Padparadscha Sapphire (1)
  • Pyrite (1)
  • Quartz (1)
  • Ruby (1)
  • Sapphire (4)
  • Spinel (1)
  • Strawberry Quartz (1)
  • Tanzanite (11)
  • Tourmaline (1)
  • Yag (1)
  • Zandrite (1)
  • Less...
BRANDS
  • Asaros Baltic Amber (1)
  • Colheita Fire Opal (3)
  • Cor-de-rosa Morganite (2)
  • More...
  • Iridescence By Jtv (2)
  • Ocean Tanzanite (2)
  • Sunshimmer Feldspar (5)
  • Zandrite (1)
  • Less...
COLLECTIONS
  • Build A Bargain (3)
  • Buyers Deals (1)
  • Opportunity Knocks (1)
  • More...
  • Tucson Treasures 2012 (1)
  • Vault Signature By Jtv (4)
  • Less...
CARAT WEIGHT
  • 1-2 ctw (1)
  • 2-5 ctw (35)
  • 5-10 ctw (24)
GEMSTONE COLOR
Select color(s):
GEMSTONE SHAPE
  • Oval (50)
  • Rectangular Cushion (8)
  • Rectangular Octagonal (2)
COUNTRY
  • Afghanistan (1)
  • Africa (2)
  • Brazil (8)
  • China (2)
  • Czech Republic (2)
  • More...
  • India (1)
  • Lithuania (1)
  • Madagascar (2)
  • Mexico (3)
  • Mozambique (7)
  • Not Known (12)
  • Russia (1)
  • Switzerland (1)
  • Tanzania (12)
  • United States (1)
  • Uruguay (2)
  • Less...
COMPOSITION
  • Natural (50)
  • Synthetic (5)
  • Lab Created (3)
  • Man Made (2)
DIMENSION TYPE
  • Calibrated (59)
  • Not Calibrated (1)
RATING
  • Five Star (18)
  • Four Star (8)
  • Three Star (2)
  • Two Star (2)
  • One Star (1)
special offers
Receive promotional emails with special offers and discounts!
Shop JTV
  • Jewelry
  • Gemstones
  • Jewelry Making
  • Gifts and Collectibles
  • Clearance
  • JTV Auctions
Watch JTV
  • Watch Us Live
  • Channel Finder
  • Program Guide
  • Meet Our Hosts
About Us
  • About Us
  • Privacy Policy
  • Terms and Conditions
  • Careers
  • Email Subscription Center
Learn
  • Learning Library
  • Featured Articles
  • Glossary
  • Gemopedia
  • Jewel School Videos
Help
  • Help Page
  • Order Status
  • Contact Us
  • Track Your SmartLabel Return

© America's Collectibles Network, Inc. All Rights Reserved.