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Radiant|Lab Grown|IGI

0.91ct G VS1 Radiant Lab Grown Diamond

EX • G/VS1 • IGI LG626491150

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

Certificate IGI LG626491150

Diamond specifications and retailer prices

From $518 SGD
$405 USD
As of October 28, 2026
Save $249 SGD (33%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $767 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 0.91ct lab-grown radiant diamond

This 0.91ct lab-grown radiant sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626491150 or 626491150. Listed at 3 retailers as of October 28, 2026, with prices from $518 to $767, a $249 spread on the same certified stone. Brilliant Earth lists it at $767. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle27.2°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626491150
Dimensions6.60 × 4.92 × 3.25 mm
L/W Ratio1.34
Cert comments
As Grown - No indication of post-growth treatment.This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.Type II Faint Blue
Top View
6.60 mm4.92 mm0.91 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626491150
Side View
Table 61.0%Crown 27.2°Girdle: MediumPavilion 31.7°Culet: NoneDepth 66.1%

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 28
Current: $767 SGD|Low: $460 SGD|High: $1,364 SGD|Avg: $772 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 5, 2026
Retailer 3$460 SGD
Retailer 4$467 SGD
Retailer 2$518 SGD
Brilliant Earth$767 SGD
Retailer 5$1,050 SGD
Retailer 6$1,364 SGD

2 data points across 6 retailers

3 retailers$518 SGD to $767 SGD

B+
Cheapest Retailer
-
$518 SGD
$405 USD
B
Retailer 2
-
$744 SGD
£458 GBP
View
Most Expensive
B
Brilliant Earth
9932246Y · Oct 29
$767 SGD
$600 USD
View
2 more retailers have this diamond
Prices start from $518 SGDSave up to $249 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+
0.91ct Radiant
$518 SGD