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Cushion|Lab Grown|IGI

0.99ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG764610721

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG764610721

Diamond specifications and retailer prices

From $254 SGD
As of November 5, 2026
Save $1,206 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,931 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.99ct lab-grown cushion diamond

This 0.99ct lab-grown cushion sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG764610721 or 764610721. Listed at 19 retailers as of November 4, 2026, with a 474% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764610721
Dimensions5.78 × 5.72 × 3.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
Top View
5.78 mm5.72 mm0.99 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764610721
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $497 SGD|Low: $254 SGD|High: $1,330 SGD|Avg: $591 SGD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 3$254 SGD
Retailer 10$281 SGD
Retailer 11$381 SGD
Retailer 1$497 SGD
Retailer 7$510 SGD
Retailer 8$521 SGD
Retailer 2$587 SGD
Retailer 9$684 SGD
Retailer 6$700 SGD
Retailer 5$719 SGD
Retailer 4$1,311 SGD

44 data points across 11 retailers

19 retailers$254 SGD to $1,461 SGD

A
Cheapest Retailer
-
$254 SGD
Final sale: no returns
Retailer 2
-
$281 SGD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$311 SGD
View
A
Retailer 4
-
$381 SGD
View
A
Retailer 5
-
$449 SGD
View
A
Retailer 6
-
$497 SGD
View
A
Retailer 7
-
$510 SGD
View
A
Retailer 8
-
$521 SGD
View
A
Retailer 9
-
$587 SGD
View
Retailer 10
-
$684 SGD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
$700 SGD
View
B+
Retailer 12
-
$719 SGD
View
B+
Retailer 13
-
$767 SGD
View
B+
Retailer 14
-
$934 SGD
View
B
Retailer 15
-
$972 SGD
View
B
Retailer 16
-
$1,311 SGD
View
B
Retailer 17
-
$1,433 SGD
View
B
Retailer 18
-
$1,461 SGD
View
Most Expensive
Queensmith
LG764610721 · Oct 27
$1,931 SGD
£1,190 GBP
View
Price last confirmed 8 days ago
18 more retailers have this diamond
Prices start from $254 SGDSave up to $1,206 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
0.99ct Cushion
$254 SGD