Radiant|Lab Grown|IGI

0.51ct G VVS2 Radiant Lab Grown Diamond

GD • G/VVS2 • IGI LG657465940

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

Certificate IGI LG657465940

Diamond specifications and retailer prices

From $343 USD
£270 GBP
As of October 29, 2026
17 retailers carry this diamond
Most expensive: $913 USD at MOH London · As of October 11, 2026
View at MOH London

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG657465940 or 657465940. Listed at 17 retailers as of October 29, 2026. 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

0.51
Carat
G
Color
VVS2
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.9°
Pavilion angle30.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657465940
Dimensions5.68 × 4.02 × 2.55 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.68 mm4.02 mm0.51 ctG / VVS2
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG657465940
Side View
Table 61.0%Crown 36.9°Girdle: Slightly ThickPavilion 30.1°Culet: NoneDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $913 USD|Low: $95 USD|High: $913 USD|Avg: $338 USD|+0.1%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 16, 2026
Retailer 14$99 USD
Retailer 3$111 USD
Retailer 4$115 USD
Retailer 15$131 USD
Retailer 7$172 USD
Retailer 10$219 USD
Retailer 12$226 USD
Retailer 13$226 USD
Retailer 18$255 USD
Retailer 11$278 USD
Retailer 6$306 USD
Retailer 5$349 USD
Retailer 17$352 USD
Retailer 2$390 USD
Retailer 9$454 USD
Retailer 8$640 USD
Retailer 16$872 USD
MOH London$913 USD

28 data points across 18 retailers

17 retailers

Retailer 1
-
$99 USD
Price last confirmed 24 days ago
Retailer 2
-
$115 USD
View
Price last confirmed 18 days ago
Retailer 3
-
$131 USD
View
Price last confirmed 29 days ago
Retailer 4
-
$141 USD
HK$1,100 HKD
View
Price last confirmed 18 days ago
Retailer 5
-
$172 USD
View
Price last confirmed 18 days ago
Retailer 6
-
$226 USD
£178 GBP
View
Price last confirmed 17 days ago
Retailer 7
-
$255 USD
View
Price last confirmed 17 days ago
Retailer 8
-
$278 USD
View
Price last confirmed 16 days ago
Retailer 9
-
$306 USD
£241 GBP
View
Price last confirmed 18 days ago
B
Retailer 10
-
$343 USD
£270 GBP
View
Retailer 11
-
$349 USD
SGD 471 SGD
View
Price last confirmed 18 days ago
Retailer 12
-
$390 USD
View
Price last confirmed 15 days ago
Retailer 13
-
$390 USD
View
Price last confirmed 18 days ago
Retailer 14
-
$454 USD
View
Price last confirmed 18 days ago
Retailer 15
-
$640 USD
£504 GBP
View
Price last confirmed 18 days ago
Retailer 16
-
$872 USD
View
Price last confirmed 18 days ago
Most Expensive
MOH London
LG657465940 · Oct 11
$913 USD
£719 GBP
View
Price last confirmed 21 days ago
16 more retailers have this diamond
Prices start from $343 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
0.51ct Radiant
$343 USD