Radiant|Lab Grown|IGI

6.20ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG754563331

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG754563331

Diamond specifications and retailer prices

From $25,160 USD
As of November 1, 2026
Save $24,793 USD (50%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $49,953 USD at MOH London · As of November 1, 2026
View at MOH London

About this 6.2ct lab-grown radiant diamond

This 6.2ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG754563331 or 754563331. Listed at 12 retailers as of November 1, 2026, with prices from $25,160 to $49,953, a $24,793 spread on the same certified stone. MOH London lists it at $49,953. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.20
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754563331
Dimensions13.56 × 9.18 × 5.97 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
13.56 mm9.18 mm6.20 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754563331
Side View
Table 65.0%Crown 39.9°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $49,953 USD|Low: $22,826 USD|High: $145,317 USD|Avg: $53,013 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 1, 2026
Retailer 8$25,160 USD
Retailer 3$25,556 USD
Retailer 4$27,052 USD
Retailer 13$28,646 USD
Retailer 5$30,080 USD
Retailer 10$33,804 USD
Retailer 9$37,870 USD
Retailer 7$42,301 USD
Retailer 11$44,103 USD
MOH London$49,953 USD
Retailer 2$66,368 USD
Retailer 6$82,536 USD
Retailer 14$109,120 USD
Retailer 12$145,317 USD

29 data points across 14 retailers

12 retailers$25,160 USD to $49,953 USD

B+
Cheapest Retailer
-
$25,160 USD
B+
Retailer 2
-
$25,556 USD
View
B+
Retailer 3
-
$28,646 USD
View
B+
Retailer 4
-
$33,804 USD
View
B+
Retailer 5
-
$37,870 USD
View
Retailer 6
-
$42,301 USD
£33,308 GBP
View
Price last confirmed 8 days ago
B
Retailer 7
-
$44,103 USD
View
Most Expensive
B
MOH London
LG754563331 · Nov 1
$49,953 USD
£39,333 GBP
View
7 more retailers have this diamond
Prices start from $25,160 USDSave up to $24,793 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
6.20ct Radiant
$25,160 USD