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Cushion|Lab Grown|IGI

1.09ct J VS1 Cushion Lab Grown Diamond

ID • J/VS1 • IGI LG846631574

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

Certificate IGI LG846631574

Diamond specifications and retailer prices

From $389 SGD
$304 USD
As of October 30, 2026
Save $978 SGD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,367 SGD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846631574 or 846631574. Listed at 7 retailers as of October 30, 2026, with prices from $389 to $1,367, a $978 spread on the same certified stone. MOH London lists it at $1,367. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846631574
Dimensions5.76 × 5.66 × 3.67 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.76 mm5.66 mm1.09 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846631574
Side View
Table 65.0%Crown 34.3°Girdle: THK-VTKPavilion 32.4°Culet: NoneDepth 64.8%

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: Oct 30
Current: $1,367 SGD|Low: $389 SGD|High: $1,435 SGD|Avg: $690 SGD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$389 SGD
Retailer 7$396 SGD
Retailer 2$423 SGD
Retailer 3$502 SGD
Retailer 4$602 SGD
Retailer 5$1,009 SGD
MOH London$1,367 SGD

12 data points across 7 retailers

7 retailers$389 SGD to $1,367 SGD

A
Cheapest Retailer
-
$389 SGD
$304 USD
B+
Retailer 2
-
$396 SGD
$310 USD
View
A
Retailer 3
-
$423 SGD
£260 GBP
View
A
Retailer 4
-
$502 SGD
ZAR 6,341 ZAR
View
A
Retailer 5
-
$602 SGD
$471 USD
View
B+
Retailer 6
-
$1,009 SGD
$789 USD
View
Most Expensive
B
MOH London
LG846631574 · Nov 1
$1,367 SGD
£842 GBP
View
6 more retailers have this diamond
Prices start from $389 SGDSave up to $978 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
1.09ct Cushion
$389 SGD