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 Home / Calibrated Gemstones: 1013 items available March 06, 2026  

Calibrated Gems – piece by piece

There are 1013 calibrated gemstone lots available for immediate purchase. Our most recent addition was on 07/18/25 08:24:29. Click here to review our latest calibrated selection.
Spotlights On: Latest 46 item(s), Featured, Promotions, Best Sellers, Deals
Explore: Ordering Guide, Buying Guide, Auctions, Gems and Astrology
All Categories: Calibrated ( 1013 ), Carving ( 14 ), Closeout ( 272 ), Mixed Lot ( 480 /  3 new ), Pair ( 1143 ), Rough ( 35 ), Single ( 9204 /  43 new ), All Items
Browse Calibrated Gemstones: [ 1 ] – total items, 1 – new items
Akoya Pearl [2] Alexandrite [25]
Amethyst [23] Apatite [7]
Aquamarine [8] Chalcedony [29]
Chrome Tourmaline [72] Chrysoberyl [4]
Chrysoprase [18] Citrine [1]
Color Change Garnet [15] Danburite [120]
Demantoid [2] Diamond [28]
Freshwater Pearl [13] Hessonite [3]
Lapis [11] Malaia Garnet [43]
Moonstone [16] Morganite [9]
Peridot [10] Prehnite [4]
Rhodolite [117] Rose Quartz [4]
Ruby [43] Sapphire [238]
Spessartite [13] Spinel [27]
Tanzanite [4] Topaz [44]
Tsavorite [47] Zircon [13]

Latest Item
Sapphire Calibrated
our Ref# YSA515aa
Sapphire Calibrated Round Eye clean
Size: 1.25 X 1.25 MM
Weight: 0.010 CTS
Shape: Round
Clarity: Eye clean
Usually ships within 24 hours
RECOMMENDED
OUR PRICE
USD 2.76
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Largest
Rose Quartz Calibrated
our Ref# YQU132aa
Rose Quartz Calibrated Round Translucent
Size: 19.00 X 19.00 MM
Weight: 31.130 CTS
Shape: Round
Clarity: Translucent
Usually ships within 24 hours
RECOMMENDED
OUR PRICE
USD 77.82
Add to Shopping Cart Save For Later
Smallest
Sapphire Calibrated
our Ref# YSA2358aa
Sapphire Calibrated Round Eye clean
Size: 0.80 X 0.80 MM
Weight: 0.002 CTS
Shape: Round
Clarity: Eye clean
Usually ships within 24 hours
RECOMMENDED
OUR PRICE
USD 1.90
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Popular
Rhodolite Calibrated
our Ref# XRH312aa
Rhodolite Calibrated Oval Eye clean
Size: 11.00 X 9.00 MM
Weight: 4.780 CTS
Shape: Oval
Clarity: Eye clean
Usually ships within 24 hours
RECOMMENDED
OUR PRICE
USD 143.40
Add to Shopping Cart Save For Later

Calibrated Gems Facts
Did you know?
  • Hand gem mining by shovel is usually more economical than machine mining. By the time the machinery is in place, the gems are gone and the diggers are off to the next place.
  • The on hand sizes and quantities are posted and we can ship immediately from stock. Calibrated gemstones and can be make to order.
  • All of our stones are 100% natural – no created or synthetic stones.
  • Gemstone identification certificates are available from AIGS, TGL, and GIT.
  • Treatments are disclosed in our stone descriptions except in cases where the information is unavailable.
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Search for:
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Finest gems/
Tsavorite Single
From our finest gemstones collection
Tsavorite Single Octagon Slightly included
Size: 10.10 X 7.80 MM
Weight: 4.770 CTS
Shape: Octagon
Clarity: Slightly included
Usually ships within 24 hours
OUR PRICE
USD 15264.00
VIEW DETAILS  ADD TO SHOPPING CART


Deal of the Day/
Beryl Pair
limited time offer, ref# ZBE100by
Beryl Pair Oval Eye clean to Slightly included
Size: 6.10 X 4.90 MM
Weight: 1.080 CTS
Shape: Oval
Clarity: Eye clean to Slightly included
Usually ships within 24 hours
10 % OFF, YOU SAVE 7.56 USD
NOW ONLY
USD 68.04
VIEW DETAILS  ADD TO SHOPPING CART

Today’s Trade/
Best Selling Gems:
Demantoid Demantoid
5 Demantoid ’s available
Browse gems | Learn More
Gemstone Variety: Hits Index
Going Up Tanzanite +304238 +5.3%
average price USD 469.80 per item
Going Up Sapphire +977 +0.4%
average price USD 395.01 per item
Going Down Amber -1648 -1.2%
average price USD 197.21 per item
Going Down Alexandrite -1156 -1.1%
average price USD 2469.53 per item
Going Down Spinel -1697 -2.5%
average price USD 450.81 per item
See more real time gem reports.
Exchange rates to USD
Canada Dollars 1.362
Euro 0.861
United Kingdom Pounds 0.748
Japan Yen 157.540
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Gem Library /
Gems Legend and  Lore This month birthstone: Aquamarine
More from the Gem Library about Birthstones.
Pisces Pisces
February 19 – March 20
Mutable Sign. Very sensitive. Your zodiac stone...more

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Gemstones by Category: Calibrated, Carving, Closeout, Mixed Lot, Pair, Rough, Single, Best Sellers or Featured Gemstones.
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