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Round|Lab Grown|IGI

1.23ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG851617161

Shape and cutting style on the report: Round brilliant

Certificate IGI LG851617161

Diamond specifications and retailer prices

From $311 SGD
As of November 4, 2026
Save $936 SGD (75%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,246 SGD at MOH London · As of October 29, 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 LG851617161 or 851617161. Listed at 12 retailers as of October 29, 2026, with prices from $311 to $1,246, a $936 spread on the same certified stone. MOH London lists it at $1,246. 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 angle34.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851617161
Dimensions6.83 × 6.85 × 4.28 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm6.85 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851617161
Side View
Table 58.0%Crown 34.6°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.5%

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: $1,246 SGD|Low: $311 SGD|High: $1,246 SGD|Avg: $651 SGD
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 4, 2026
Retailer 4$311 SGD
Retailer 9$360 SGD
Retailer 3$451 SGD
Retailer 11$465 SGD
Retailer 5$491 SGD
Retailer 12$511 SGD
Retailer 7$581 SGD
Retailer 10$663 SGD
Retailer 2$887 SGD
Retailer 8$891 SGD
Retailer 6$930 SGD
MOH London$1,246 SGD

8 data points across 12 retailers

12 retailers$311 SGD to $1,246 SGD

A
Cheapest Retailer
-
$311 SGD
B+
Retailer 2
-
$360 SGD
View
A
Retailer 3
-
$451 SGD
View
A
Retailer 4
-
$465 SGD
View
A
Retailer 5
-
$491 SGD
View
B+
Retailer 6
-
$511 SGD
View
B+
Retailer 7
-
$581 SGD
View
B+
Retailer 8
-
$663 SGD
View
B+
Retailer 9
-
$887 SGD
View
B
Retailer 10
-
$891 SGD
View
B
Retailer 11
-
$930 SGD
View
Most Expensive
B
MOH London
LG851617161 · Oct 29
$1,246 SGD
£768 GBP
View
11 more retailers have this diamond
Prices start from $311 SGDSave up to $936 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
$311 SGD