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Laboratory-Grown Diamond Price Index

By LGD Exchange and GemGuide

4th Quarter 2019 – October-December


.25-.49 Clean (IF-VVS) Near Clean (VS) Slightly Included (SI) Included (I1-I2)
Colorless (D-F) 800-2,500 600-2,000 625-1,500 600-1,200
Near Colorless (G-J) 625-2,200 575-1,600 550-1,300 500-800
Faint (K-M) 550-1,200 500-1,100 450-800 400-600
.50-.69 Clean (IF-VVS) Near Clean (VS) Slightly Included (SI) Included (I1-I2)
Colorless (D-F) 1,175-3,000 1,050-2,250 925-1,950 800-1,300
Near Colorless (G-J) 900-2,400 800-1,900 750-1,475 700-1,100
Faint (K-M) 750-1,350 650-1,200 550-900 500-700
.70-.99 Clean (IF-VVS) Near Clean (VS) Slightly Included (SI) Included (I1-I2)
Colorless (D-F) 2,175-3,700 1,700-2,650 1,175-2,250 850-1,375
Near Colorless (G-J) 1,375-2,400 1,100-2,200 1,175-1,950 700-1,225
Faint (K-M) 1,100-1,625 900-1,350 775-1,175 650-900
1.00-1.49 Clean (IF-VVS) Near Clean (VS) Slightly Included (SI) Included (I1-I2)
Colorless (D-F) 2,750-4,175 2,450-3,850 1,775-2,750 1,100-1,575
Near Colorless (G-J) 1,875-2,850 1,650-2,625 1,325-2,625 900-1,350
Faint (K-M) 1,250-1,800 950-1,450 875-1,350 775-1,100
1.50-1.99 Clean (IF-VVS) Near Clean (VS) Slightly Included (SI) Included (I1-I2)
Colorless (D-F) 4,175-5,400 2,750-4,375 2,175-3,325 1,200-1,950
Near Colorless (G-J) 2,525-4,075 1,750-3,800 1,575-3,175 1000-1,475
Faint (K-M) 1,600-2,075 1,450-1,950 1,150-1,700 900-1,250

Prices shown are for round only, excellent cut. Other shapes may vary slightly in price. There are many manufacturers of Laboratory-Grown Diamonds and prices can vary greatly from this list.

This price is prepared independently by the LGD Exchange and the GemGuide. The LGD Exchange is a buy/sell platform for in-trade only. None of the diamonds listed are owned, bought, or sold by the exchange. The GemGuide is published by Gemwolrd International and is independent and does not buy or sell gems, only conducts research and pricing.