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Cushion|Lab Grown|IGI

1.65ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG550256516

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG550256516

Diamond specifications and retailer prices

From $322 SGD
$252 USD
As of October 30, 2026
Save $1,532 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,854 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.65ct lab-grown cushion diamond

This 1.65ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG550256516 or 550256516. Listed at 16 retailers as of October 29, 2026, with prices from $322 to $1,854, a $1,532 spread on the same certified stone. Brilliant Earth lists it at $1,854. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550256516
Dimensions6.60 × 6.47 × 4.31 mm
L/W Ratio1.02
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
6.60 mm6.47 mm1.65 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550256516
Side View
Table 60.5%Crown 36.6°Girdle: STK-THKPavilion 31.5°Culet: NoneDepth 66.6%

Caratlytics Score

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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: $1,854 SGD|Low: $322 SGD|High: $1,943 SGD|Avg: $910 SGD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3$322 SGD
Retailer 11$357 SGD
Retailer 5$479 SGD
Retailer 8$579 SGD
Retailer 6$666 SGD
Retailer 4$733 SGD
Retailer 12$784 SGD
Retailer 2$877 SGD
Retailer 7$1,335 SGD
Retailer 10$1,387 SGD
Retailer 9$1,434 SGD
Brilliant Earth$1,854 SGD

45 data points across 12 retailers

16 retailers$322 SGD to $1,854 SGD

A
Cheapest Retailer
-
$322 SGD
$252 USD
Final sale: no returns
A
Retailer 2
-
$357 SGD
$279 USD
View
B+
Retailer 3
-
$479 SGD
$375 USD
View
A
Retailer 4
-
$579 SGD
€431 EUR
View
A
Retailer 5
-
$666 SGD
£410 GBP
View
A
Retailer 6
-
$733 SGD
$574 USD
View
A
Retailer 7
-
$762 SGD
$596 USD
View
A
Retailer 8
-
$784 SGD
$613 USD
View
A
Retailer 9
-
$877 SGD
$686 USD
View
B+
Retailer 10
-
$1,215 SGD
$951 USD
View
B+
Retailer 11
-
$1,335 SGD
A$1,606 AUD
View
Retailer 12
-
$1,387 SGD
$1,085 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$1,403 SGD
£864 GBP
View
B+
Retailer 14
-
$1,434 SGD
£883 GBP
View
B
Retailer 15
-
$1,629 SGD
$1,274 USD
View
Most Expensive
B
Brilliant Earth
10789636A · Oct 29
$1,854 SGD
$1,450 USD
View
15 more retailers have this diamond
Prices start from $322 SGDSave up to $1,532 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
1.65ct Cushion
$322 SGD