Radiant|Lab Grown|IGI

6.25ct D VVS2 Radiant Lab Grown Diamond

ID • D/VVS2 • IGI LG841688135

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

Certificate IGI LG841688135

Diamond specifications and retailer prices

From $2,932 USD
£2,309 GBP
As of October 29, 2026
Save $4,317 USD (60%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,249 USD at Taylor and Hart · As of October 26, 2026
View at Taylor and Hart

About this 6.25ct lab-grown radiant diamond

This 6.25ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841688135 or 841688135. Listed at 7 retailers as of October 26, 2026, with prices from $2,932 to $7,249, a $4,317 spread on the same certified stone. Taylor and Hart lists it at $7,249. 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

6.25
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841688135
Dimensions13.79 × 8.77 × 5.68 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.79 mm8.77 mm6.25 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841688135
Side View
Table 68.0%Crown 45.5°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 64.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,932 USD|Low: $2,930 USD|High: $7,400 USD|Avg: $4,754 USD|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 29, 2026
Retailer 1$2,932 USD
Retailer 6$2,972 USD
Retailer 2$4,001 USD
Retailer 5$4,473 USD
Retailer 4$5,326 USD
Retailer 3$5,937 USD
Taylor and Hart$7,249 USD

20 data points across 7 retailers

7 retailers$2,932 USD to $7,249 USD

A
Cheapest Retailer
-
$2,932 USD
£2,309 GBP
A
Retailer 2
-
$2,972 USD
View
B+
Retailer 3
-
$4,001 USD
ZAR 64,640 ZAR
View
B+
Retailer 4
-
$4,473 USD
View
B+
Retailer 5
-
$5,326 USD
View
B+
Retailer 6
-
$5,937 USD
£4,675 GBP
View
Most Expensive
B
Taylor and Hart
ACEYZJW · Oct 26
$7,249 USD
View
6 more retailers have this diamond
Prices start from $2,932 USDSave up to $4,317 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.

A
6.25ct Radiant
$2,932 USD