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Radiant|Lab Grown|IGI

0.51ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG812647981

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

Certificate IGI LG812647981

Diamond specifications and retailer prices

From $178 SGD
$139 USD
As of October 30, 2026
Save $952 SGD (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,753 SGD at MOH London · As of October 26, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812647981 or 812647981. Listed at 9 retailers as of October 30, 2026, with a 536% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812647981
Dimensions6.07 × 3.86 × 2.57 mm
L/W Ratio1.57
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.07 mm3.86 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812647981
Side View
Table 67.0%Crown 37.7°Girdle: MED-STKPavilion 35°Culet: NoneDepth 66.6%

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: Oct 30
Current: $1,753 SGD|Low: $170 SGD|High: $1,771 SGD|Avg: $604 SGD|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 5$178 SGD
Retailer 9$206 SGD
Retailer 6$220 SGD
Retailer 11$316 SGD
Retailer 2$377 SGD
Retailer 8$412 SGD
Retailer 4$505 SGD
Retailer 3$614 SGD
Retailer 7$708 SGD
Retailer 12$709 SGD
Retailer 10$1,130 SGD
MOH London$1,753 SGD

42 data points across 12 retailers

9 retailers$178 SGD to $1,130 SGD

A
Cheapest Retailer
-
$178 SGD
$139 USD
A
Retailer 2
-
$206 SGD
$161 USD
View
A
Retailer 3
-
$220 SGD
$172 USD
View
B+
Retailer 4
-
$377 SGD
£232 GBP
View
B+
Retailer 5
-
$412 SGD
$322 USD
View
B
Retailer 6
-
$708 SGD
$554 USD
View
B
Retailer 7
-
$709 SGD
$555 USD
View
B
Retailer 8
-
$1,130 SGD
£696 GBP
View
Most Expensive
MOH London
LG812647981 · Oct 26
$1,753 SGD
£1,080 GBP
View
Price under review
8 more retailers have this diamond
Prices start from $178 SGDSave up to $952 SGD

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
$178 SGD