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Radiant|Lab Grown|IGI

0.51ct G VS2 Radiant Lab Grown Diamond

ID • G/VS2 • IGI LG770687114

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

Certificate IGI LG770687114

Diamond specifications and retailer prices

From $173 NZD
As of November 4, 2026
Save $1,389 NZD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,561 NZD at MOH London · As of November 4, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770687114 or 770687114. Listed at 17 retailers as of November 4, 2026, with prices from $173 to $1,561, a $1,389 spread on the same certified stone. MOH London lists it at $1,561. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle44.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770687114
Dimensions5.28 × 3.85 × 3.07 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.28 mm3.85 mm0.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG770687114
Side View
Table 66.0%Crown 44.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 79.7%

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 4
Current: $1,561 NZD|Low: $173 NZD|High: $1,672 NZD|Avg: $563 NZD|-5.6%
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
November 5, 2026
Retailer 11$173 NZD
Retailer 15$199 NZD
Retailer 2$226 NZD
Retailer 8$249 NZD
Retailer 5$395 NZD
Retailer 10$402 NZD
Retailer 4$409 NZD
Retailer 14$438 NZD
Retailer 16$484 NZD
Retailer 13$514 NZD
Retailer 3$596 NZD
Retailer 17$601 NZD
Retailer 6$626 NZD
Retailer 9$658 NZD
Retailer 12$685 NZD
Retailer 7$1,138 NZD
MOH London$1,561 NZD

43 data points across 17 retailers

17 retailers$173 NZD to $1,561 NZD

A
Cheapest Retailer
-
$173 NZD
A
Retailer 2
-
$199 NZD
View
A
Retailer 3
-
$226 NZD
View
A
Retailer 4
-
$249 NZD
View
A
Retailer 5
-
$395 NZD
View
A
Retailer 6
-
$402 NZD
View
Retailer 7
-
$409 NZD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$438 NZD
View
B+
Retailer 9
-
$484 NZD
View
B+
Retailer 10
-
$514 NZD
View
B
Retailer 11
-
$596 NZD
View
B
Retailer 12
-
$601 NZD
View
Retailer 13
-
$626 NZD
View
Price last confirmed 10 days ago
B
Retailer 14
-
$658 NZD
View
B
Retailer 15
-
$685 NZD
View
Retailer 16
-
$1,138 NZD
View
Price last confirmed 11 days ago
Most Expensive
B
MOH London
LG770687114 · Nov 4
$1,561 NZD
£691 GBP
View
16 more retailers have this diamond
Prices start from $173 NZDSave up to $1,389 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
0.51ct Radiant
$173 NZD