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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 $1,683 NZD
HK$7,400 HKD
As of November 1, 2026
Save $4,036 NZD (71%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,720 NZD 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 $1,683 to $5,720, a $4,036 spread on the same certified stone. MOH London lists it at $5,720. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $5,720 NZD|Low: $1,683 NZD|High: $5,997 NZD|Avg: $3,256 NZD|-3.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 4$1,683 NZD
Retailer 7$2,076 NZD
Retailer 3$2,305 NZD
Retailer 2$2,322 NZD
Retailer 6$2,344 NZD
Retailer 5$4,120 NZD
Retailer 8$4,996 NZD
MOH London$5,720 NZD

40 data points across 8 retailers

8 retailers$1,683 NZD to $5,720 NZD

A
Cheapest Retailer
-
$1,683 NZD
HK$7,400 HKD
B+
Retailer 2
-
$2,076 NZD
$1,168 USD
View
A
Retailer 3
-
$2,305 NZD
€1,235 EUR
View
A
Retailer 4
-
$2,322 NZD
£1,029 GBP
View
A
Retailer 5
-
$2,344 NZD
$1,319 USD
View
B+
Retailer 6
-
$4,120 NZD
$2,318 USD
View
B+
Retailer 7
-
$4,996 NZD
$2,811 USD
View
Most Expensive
B
MOH London
LG750565625 · Oct 29
$5,720 NZD
£2,534 GBP
View
7 more retailers have this diamond
Prices start from $1,683 NZDSave up to $4,036 NZD

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
$1,683 NZD