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Radiant|Lab Grown|IGI

1.28ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG639439366

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

Certificate IGI LG639439366

Diamond specifications and retailer prices

From $263 SGD
As of November 4, 2026
Save $2,267 SGD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,530 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639439366 or 639439366. Listed at 16 retailers as of November 4, 2026, with prices from $263 to $2,530, a $2,267 spread on the same certified stone. Do Amore Diamonds lists it at $2,530. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639439366
Dimensions7.83 × 5.32 × 3.62 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.83 mm5.32 mm1.28 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639439366
Side View
Table 63.0%Crown 35.9°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.0%

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: $429 SGD|Low: $253 SGD|High: $1,461 SGD|Avg: $705 SGD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 4, 2026
Retailer 10$263 SGD
Retailer 3$305 SGD
Retailer 4$326 SGD
Retailer 11$326 SGD
Retailer 1$429 SGD
Retailer 2$565 SGD
Retailer 6$666 SGD
Retailer 5$716 SGD
Retailer 8$1,053 SGD
Retailer 12$1,158 SGD
Retailer 9$1,402 SGD
Retailer 7$1,450 SGD

43 data points across 12 retailers

16 retailers$263 SGD to $2,530 SGD

A
Cheapest Retailer
-
$263 SGD
A
Retailer 2
-
$305 SGD
View
Retailer 3
-
$326 SGD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$326 SGD
View
A
Retailer 5
-
$429 SGD
View
A
Retailer 6
-
$495 SGD
View
A
Retailer 7
-
$565 SGD
View
B+
Retailer 8
-
$666 SGD
View
B+
Retailer 9
-
$716 SGD
View
B
Retailer 10
-
$969 SGD
View
B
Retailer 11
-
$1,053 SGD
View
B
Retailer 12
-
$1,158 SGD
View
Retailer 13
-
$1,378 SGD
View
Price last confirmed 17 days ago
B
Retailer 14
-
$1,402 SGD
View
B
Retailer 15
-
$1,450 SGD
View
Most Expensive
B
Do Amore Diamonds
27-8748EB599 · Nov 4
$2,530 SGD
$1,980 USD
View
15 more retailers have this diamond
Prices start from $263 SGDSave up to $2,267 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
1.28ct Radiant
$263 SGD