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Laboratory-Grown Diamond Price Index

By LGD Exchange and GemGuide

2nd Quarter 2020 – April-June


.25-.49 Clean (VVS) Near Clean (VS) Slightly Included (SI) Included (I1)
Colorless (D-F) 550-1,100 450-900 400-800 350-650
Near Colorless (G-J) 350-850 300-800 250-700 225-350
Faint (K-M) 300-700 250-600 200-400 175-300
.50-.69 Clean (VVS) Near Clean (VS) Slightly Included (SI) Included (I1)
Colorless (D-F) 650-1,550 600-1,450 550-1,200 500-800
Near Colorless (G-J) 500-1,300 450-1,200 350-1,050 300-600
Faint (K-M) 400-800 350-700 300-500 250-400
.70-.99 Clean (VVS) Near Clean (VS) Slightly Included (SI) Included (I1)
Colorless (D-F) 1,000-2,700 900-2,300 775-2,200 700-1,200
Near Colorless (G-J) 650-1,700 600-1,600 550-1,500 450-750
Faint (K-M) 500-1,200 450-1,100 400-800 350-700
1.00-1.49 Clean (VVS) Near Clean (VS) Slightly Included (SI) Included (I1)
Colorless (D-F) 1,725-3,850 1,400-3,700 1,150-2,850 850-1,575
Near Colorless (G-J) 1,100-2,750 950-2,600 850-2,400 700-1,250
Faint (K-M) 750-1,800 600-1,600 500-1,050 450-800
1.50-1.99 Clean (VVS) Near Clean (VS) Slightly Included (SI) Included (I1)
Colorless (D-F) 2,600-5,400 2,200-4,000 1,800-3,350 950-1,950
Near Colorless (G-J) 1,575-3,600 1,200-3,400 1,100-3,100 750-1,400
Faint (K-M) 1,300-2,100 1,000-1,825 750-1,300 550-900

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.