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Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG639435252

Shape and cutting style on the report: Round brilliant

Certificate IGI LG639435252

Diamond specifications and retailer prices

From $230 SGD
As of November 3, 2026
Save $1,102 SGD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,332 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639435252 or 639435252. Listed at 21 retailers as of November 3, 2026, with prices from $230 to $1,332, a $1,102 spread on the same certified stone. MOH London lists it at $1,332. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639435252
Dimensions6.84 × 6.81 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm6.81 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639435252
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.3%

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 3
Current: $1,332 SGD|Low: $221 SGD|High: $1,352 SGD|Avg: $601 SGD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 8$230 SGD
Retailer 3$286 SGD
Retailer 11$403 SGD
Retailer 7$479 SGD
Retailer 6$507 SGD
Retailer 2$523 SGD
Retailer 4$581 SGD
Retailer 10$831 SGD
Retailer 9$919 SGD
Retailer 5$970 SGD
MOH London$1,332 SGD

39 data points across 11 retailers

21 retailers$230 SGD to $1,332 SGD

A
Cheapest Retailer
-
$230 SGD
A
Retailer 2
-
$258 SGD
View
Final sale: no returns
A
Retailer 3
-
$267 SGD
View
Retailer 4
-
$286 SGD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$286 SGD
View
B+
Retailer 6
-
$403 SGD
View
A
Retailer 7
-
$479 SGD
View
A
Retailer 8
-
$507 SGD
View
A
Retailer 9
-
$515 SGD
View
A
Retailer 10
-
$523 SGD
View
Retailer 11
-
$566 SGD
View
Price last confirmed 140 days ago
B+
Retailer 12
-
$581 SGD
View
B+
Retailer 13
-
$699 SGD
View
B+
Retailer 14
-
$728 SGD
View
B+
Retailer 15
-
$831 SGD
View
B
Retailer 16
-
$919 SGD
View
B
Retailer 17
-
$935 SGD
View
B
Retailer 18
-
$970 SGD
View
B
Retailer 19
-
$970 SGD
View
B
Retailer 20
-
$987 SGD
View
Most Expensive
B
MOH London
LG639435252 · Nov 5
$1,332 SGD
£821 GBP
View
20 more retailers have this diamond
Prices start from $230 SGDSave up to $1,102 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
1.23ct Round
$230 SGD