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Marquise|Lab Grown|IGI

1.21ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG797658270

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797658270

Diamond specifications and retailer prices

From $410 SGD
As of November 6, 2026
Save $1,009 SGD (71%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,419 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise 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 LG797658270 or 797658270. Listed at 5 retailers as of November 1, 2026, with prices from $410 to $1,419, a $1,009 spread on the same certified stone. MOH London lists it at $1,419. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle42.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797658270
Dimensions11.24 × 5.36 × 3.46 mm
L/W Ratio2.10
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.24 mm5.36 mm1.21 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797658270
Side View
Table 59.0%Crown 32.6°Girdle: MED-THKPavilion 42.2°Culet: NoneDepth 64.6%

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 6
Current: $1,419 SGD|Low: $410 SGD|High: $1,437 SGD|Avg: $793 SGD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 3$410 SGD
Retailer 5$592 SGD
Retailer 4$715 SGD
Retailer 2$842 SGD
MOH London$1,419 SGD

11 data points across 5 retailers

5 retailers$410 SGD to $1,419 SGD

B+
Cheapest Retailer
-
$410 SGD
A
Retailer 2
-
$592 SGD
View
B+
Retailer 3
-
$715 SGD
View
Retailer 4
-
$842 SGD
View
Price last confirmed 10 days ago
Most Expensive
B
MOH London
LG797658270 · Nov 1
$1,419 SGD
£872 GBP
View
4 more retailers have this diamond
Prices start from $410 SGDSave up to $1,009 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
1.21ct Marquise
$410 SGD