CaratHunter
Plans
Cushion|Lab Grown|IGI

1.65ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG546223549

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG546223549

Diamond specifications and retailer prices

From $451 SGD
$353 USD
As of November 1, 2026
Save $2,407 SGD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,859 SGD at Queensmith · As of October 27, 2026
View at Queensmith

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 LG546223549 or 546223549. Listed at 15 retailers as of October 27, 2026, with prices from $451 to $2,859, a $2,407 spread on the same certified stone. Queensmith lists it at $2,859. 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 angle34.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG546223549
Dimensions7.33 × 7.24 × 4.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.33 mm7.24 mm1.65 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG546223549
Side View
Table 59.5%Crown 34.3°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.3%

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: $891 SGD|Low: $451 SGD|High: $2,110 SGD|Avg: $1,151 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
Retailer 12
Retailer 13
November 2, 2026
Retailer 4$451 SGD
Retailer 11$500 SGD
Retailer 10$587 SGD
Retailer 12$755 SGD
Retailer 2$812 SGD
Retailer 6$862 SGD
Retailer 1$891 SGD
Retailer 3$932 SGD
Retailer 9$1,165 SGD
Retailer 8$1,918 SGD
Retailer 13$1,921 SGD
Retailer 5$1,949 SGD
Retailer 7$2,003 SGD

44 data points across 13 retailers

15 retailers$451 SGD to $2,859 SGD

A
Cheapest Retailer
-
$451 SGD
$353 USD
Final sale: no returns
Retailer 2
-
$500 SGD
$391 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
$755 SGD
$590 USD
View
A
Retailer 4
-
$802 SGD
$627 USD
View
A
Retailer 5
-
$812 SGD
$635 USD
View
A
Retailer 6
-
$862 SGD
ZAR 10,884 ZAR
View
A
Retailer 7
-
$891 SGD
£548 GBP
View
B+
Retailer 8
-
$932 SGD
$729 USD
View
B+
Retailer 9
-
$1,165 SGD
A$1,401 AUD
View
B
Retailer 10
-
$1,665 SGD
$1,302 USD
View
B
Retailer 11
-
$1,918 SGD
$1,500 USD
View
B
Retailer 12
-
$1,921 SGD
$1,502 USD
View
Retailer 13
-
$1,949 SGD
£1,200 GBP
View
Price last confirmed 26 days ago
B
Retailer 14
-
$2,003 SGD
£1,233 GBP
View
Most Expensive
B
Queensmith
LG546223549 · Oct 27
$2,859 SGD
£1,760 GBP
View
14 more retailers have this diamond
Prices start from $451 SGDSave up to $2,407 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
$451 SGD