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Radiant|Lab Grown|IGI

1.29ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG837601434

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

Certificate IGI LG837601434

Diamond specifications and retailer prices

From $353 SGD
As of November 6, 2026
Save $1,308 SGD (79%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,660 SGD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.29ct lab-grown radiant diamond

This 1.29ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837601434 or 837601434. Listed at 8 retailers as of November 6, 2026, with prices from $353 to $1,660, a $1,308 spread on the same certified stone. Brilliant Earth lists it at $1,660. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837601434
Dimensions7.73 × 5.34 × 3.64 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.73 mm5.34 mm1.29 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837601434
Side View
Table 65.0%Crown 46.1°Girdle: MediumPavilion 35.7°Culet: NoneDepth 68.2%

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: $1,660 SGD|Low: $353 SGD|High: $1,660 SGD|Avg: $720 SGD|+15.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4$353 SGD
Retailer 6$405 SGD
Retailer 8$496 SGD
Retailer 9$505 SGD
Retailer 2$536 SGD
Retailer 7$673 SGD
Retailer 5$903 SGD
Retailer 3$1,097 SGD
Brilliant Earth$1,660 SGD

12 data points across 9 retailers

8 retailers$353 SGD to $1,660 SGD

A
Cheapest Retailer
-
$353 SGD
B+
Retailer 2
-
$405 SGD
View
A
Retailer 3
-
$496 SGD
View
A
Retailer 4
-
$536 SGD
View
B+
Retailer 5
-
$673 SGD
View
Retailer 6
-
$903 SGD
View
Price last confirmed 9 days ago
B
Retailer 7
-
$1,097 SGD
View
Most Expensive
B
Brilliant Earth
22181413A · Nov 6
$1,660 SGD
$1,300 USD
View
7 more retailers have this diamond
Prices start from $353 SGDSave up to $1,308 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
1.29ct Radiant
$353 SGD