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Cushion|Lab Grown|IGI

1.65ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG823624493

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG823624493

Diamond specifications and retailer prices

From $692 SGD
$541 USD
As of November 1, 2026
Save $2,782 SGD (80%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,083 SGD at MOH London · As of October 29, 2026
View at MOH London

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823624493 or 823624493. Listed at 12 retailers as of October 31, 2026, with a 402% 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

1.65
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823624493
Dimensions9.29 × 5.95 × 3.19 mm
L/W Ratio1.56
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.29 mm5.95 mm1.65 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823624493
Side View
Table 63.0%Crown 31.8°Girdle: STK-THKPavilion 40.7°Culet: LargeDepth 53.6%

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 1
Current: $4,083 SGD|Low: $692 SGD|High: $6,689 SGD|Avg: $2,511 SGD|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3$692 SGD
Retailer 8$934 SGD
Retailer 11$1,100 SGD
Retailer 7$1,235 SGD
Retailer 5$1,541 SGD
Retailer 2$1,771 SGD
Retailer 6$2,401 SGD
Retailer 4$2,980 SGD
Retailer 9$3,002 SGD
Retailer 12$3,474 SGD
MOH London$4,083 SGD
Retailer 10$6,689 SGD

32 data points across 12 retailers

12 retailers$692 SGD to $3,474 SGD

A
Cheapest Retailer
-
$692 SGD
$541 USD
Retailer 2
-
$934 SGD
$730 USD
View
Price last confirmed 17 days ago
B+
Retailer 3
-
$1,100 SGD
$860 USD
View
B+
Retailer 4
-
$1,235 SGD
$966 USD
View
B+
Retailer 5
-
$1,541 SGD
£949 GBP
View
B
Retailer 6
-
$1,771 SGD
ZAR 22,376 ZAR
View
B
Retailer 7
-
$2,401 SGD
A$2,888 AUD
View
B
Retailer 8
-
$2,980 SGD
$2,330 USD
View
B
Retailer 9
-
$3,002 SGD
£1,848 GBP
View
B
Retailer 10
-
$3,474 SGD
$2,716 USD
View
Most Expensive
MOH London
LG823624493 · Oct 29
$4,083 SGD
£2,514 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $692 SGDSave up to $2,782 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
$692 SGD