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Radiant|Lab Grown|IGI

1.21ct G VVS2 Radiant Lab Grown Diamond

ID • G/VVS2 • IGI LG591377046

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

Certificate IGI LG591377046

Diamond specifications and retailer prices

From $765 SGD
£471 GBP
As of October 29, 2026
8 retailers carry this diamond
Most expensive: $1,443 SGD at MOH London · As of October 1, 2026
View at MOH London

About this 1.21ct lab-grown radiant diamond

This 1.21ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591377046 or 591377046. Listed at 8 retailers as of October 29, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591377046
Dimensions7.68 × 5.19 × 3.55 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.68 mm5.19 mm1.21 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591377046
Side View
Table 65.0%Crown 44.5°Girdle: MediumPavilion 35.7°Culet: NoneDepth 68.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $1,443 SGD|Low: $178 SGD|High: $2,135 SGD|Avg: $940 SGD|+1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 1, 2026
Retailer 11$249 SGD
Retailer 13$373 SGD
Retailer 12$451 SGD
Retailer 2$517 SGD
Retailer 7$542 SGD
Retailer 10$741 SGD
Retailer 5$772 SGD
Retailer 8$849 SGD
Retailer 14$1,202 SGD
Retailer 3$1,317 SGD
Retailer 4$1,428 SGD
MOH London$1,443 SGD
Retailer 6$1,461 SGD
Retailer 9$1,675 SGD

15 data points across 14 retailers

8 retailers

Retailer 1
-
$222 SGD
$174 USD
Price last confirmed 31 days ago
Retailer 2
-
$258 SGD
$202 USD
View
Price last confirmed 33 days ago
Retailer 3
-
$272 SGD
$213 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$517 SGD
ZAR 6,538 ZAR
View
Price last confirmed 30 days ago
B+
Retailer 5
-
$765 SGD
£471 GBP
View
Retailer 6
-
$849 SGD
$664 USD
View
Price last confirmed 30 days ago
Retailer 7
-
$981 SGD
$767 USD
View
Price last confirmed 30 days ago
Most Expensive
MOH London
LG591377046 · Oct 1
$1,443 SGD
£889 GBP
View
Price last confirmed 30 days ago
7 more retailers have this diamond
Prices start from $765 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.

B+
1.21ct Radiant
$765 SGD