Radiant|Lab Grown|IGI

6.21ct G VS1 Radiant Lab Grown Diamond

VG • G/VS1 • IGI LG750565625

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

Certificate IGI LG750565625

Diamond specifications and retailer prices

From $947 USD
HK$7,400 HKD
As of November 1, 2026
Save $2,271 USD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,218 USD at MOH London · As of October 29, 2026
View at MOH London

About this 6.21ct lab-grown radiant diamond

This 6.21ct lab-grown radiant sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG750565625 or 750565625. Listed at 8 retailers as of October 29, 2026, with prices from $947 to $3,218, a $2,271 spread on the same certified stone. MOH London lists it at $3,218. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

6.21
Carat
G
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750565625
Dimensions12.34 × 8.87 × 6.15 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.34 mm8.87 mm6.21 ctG / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750565625
Side View
Table 69.0%Crown 46.9°Girdle: ThickPavilion 32.8°Culet: NoneDepth 69.3%

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: Nov 1
Current: $3,218 USD|Low: $947 USD|High: $3,374 USD|Avg: $1,828 USD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$947 USD
Retailer 7$1,168 USD
Retailer 3$1,297 USD
Retailer 2$1,307 USD
Retailer 6$1,319 USD
Retailer 5$2,318 USD
Retailer 8$2,811 USD
MOH London$3,218 USD

41 data points across 8 retailers

8 retailers$947 USD to $3,218 USD

A
Cheapest Retailer
-
$947 USD
HK$7,400 HKD
B+
Retailer 2
-
$1,168 USD
View
A
Retailer 3
-
$1,297 USD
€1,235 EUR
View
A
Retailer 4
-
$1,307 USD
£1,029 GBP
View
A
Retailer 5
-
$1,319 USD
View
B+
Retailer 6
-
$2,318 USD
View
B+
Retailer 7
-
$2,811 USD
View
Most Expensive
B
MOH London
LG750565625 · Oct 29
$3,218 USD
£2,534 GBP
View
7 more retailers have this diamond
Prices start from $947 USDSave up to $2,271 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
6.21ct Radiant
$947 USD