NGC PRICE PER CARAT INDICES

The prices below are general indications only. Most diamonds and gemstones will be offered at a discount to these lists. However, exceptional stones may sell above these list prices. The only true price is what a knowledgeable buyer and seller agree to as a transaction price. No guarantees are made and no liabilities are assumed as to the accuracy or validity of these prices. Copyright 2019 by NGC. Reproduction is strictly prohibited.

Call 1-800-458-6453 or email NGC, Attn: R. Genis for more information.


DIAMONDS (1.00-1.49CTS)
COLORIFVVS1VVS2VS1VS2
D18000-2000015000-1590012700-1410011000-122009700-10500
E13700-1520012600-1400010500-117009700-108008700-9600
F11700-1300010800-120009600-107009000-100008000-8800
G9600-107009100-102008500-95008000-88007500-8100
H8100-90007600-85007300-81007000-78006600-7400

Gemological Institute Of America (GIA) grading reports only, round shapes, well-cut stones with ideal parameters.


BURMA RUBY (1.00-1.95CTS)
COLORFILI1LI2MI1MI2
2.5NEGOTIABLE48000-6000031000-4100021500-2870019000-25000
3.0NEGOTIABLE20000-2700017000-2300013500-1800012000-15000
3.5NEGOTIABLE15000-2100014000-1900012500-1600010000-14000
4.0NEGOTIABLE8600-115008000-106007700-95005700-7500
4.5NEGOTIABLE7400-98007000-96006300-82005400-7200

Post-2009 American Gemological Laboratories (AGL) Prestige Gemstone reports with positive identification only, no heat or clarity enhancement, ovals and cushions with ideal parameters. For unheated Mozambique ruby, deduct 50%-75%. All pre-2009 AGL reports require one color grade premium to arrive at the proper grade and price. Two carat Burma Rubies sell for a 100% premium to one carat prices. Three carat Burma Rubies sell for 3X premium to one carat prices.


BURMA SAPPHIRE (1.00-1.99CTS)
COLORFILI1LI2MI1MI2
2.5NEGOTIABLE12000-160009000-120007200-96006000-8000
3NEGOTIABLE6100-80007400-72004500-60004000-5400
3.5NEGOTIABLE4400-57004000-50003000-42003000-4000
4NEGOTIABLE2600-35002400-32002100-29002000-2400
4.5NEGOTIABLE1500-21001300-18001200-15001000-1300

Post-2009 American Gemological Laboratories (AGL) Prestige Gemstone reports with positive identification only, no heat or clarity enhancement, ovals and cushions with ideal parameters. For Kashmir, add 300%-500% depending on quality; for heated Ceylon or Madagascar, deduct 60%. All pre-2009 AGL reports require one color grade premium to arrive at the proper grade and price.


COLOMBIAN EMERALDS (1.00-1.99CTS)
COLORLI1LI2MI1MI2HI
2.5NEGOTIABLE24000-3200018000-2400013500-180003600-4320
3NEGOTIABLE18000-2400013500-1800010500-140002520-3240
3.5NEGOTIABLE13500-1800010500-140009000-120001800-2520
4NEGOTIABLE10500-140007500-100004500-6000900-1260
4.5NEGOTIABLE9000-120006000-80003000-4000820-990

Post-2009 American Gemological Laboratories (AGL) Prestige Gemstone reports with positive identification only, no treatment emerald cuts with ideal parameters. For treated emeralds, deduct 50%. African and Brazilian emeralds, deduct another 50%. All pre-2009 AGL reports require one color grade premium to arrive at the proper grade and price.


RETURN TO HOME PAGE