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Cushion|Lab Grown|IGI

1.65ct F VS1 Cushion Lab Grown Diamond

VG • F/VS1 • IGI LG541284434

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG541284434

Diamond specifications and retailer prices

From $455 SGD
$356 USD
As of November 1, 2026
Save $3,164 SGD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,619 SGD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 very-good cut grade and certified by IGI LG541284434 or 541284434. Listed at 17 retailers as of November 1, 2026, with prices from $455 to $3,619, a $3,164 spread on the same certified stone. Do Amore Diamonds lists it at $3,619. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.65
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541284434
Dimensions8.59 × 5.66 × 3.70 mm
L/W Ratio1.52
Culet sizeLong
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
8.59 mm5.66 mm1.65 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541284434
Side View
Table 64.5%Crown 36.8°Girdle: MED-STKPavilion 40.7°Culet: LNGDepth 65.4%

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: Nov 1
Current: $3,619 SGD|Low: $372 SGD|High: $3,619 SGD|Avg: $1,333 SGD|+22.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 5$455 SGD
Retailer 13$505 SGD
Retailer 15$619 SGD
Retailer 11$620 SGD
Retailer 16$821 SGD
Retailer 2$962 SGD
Retailer 9$1,004 SGD
Retailer 10$1,295 SGD
Retailer 12$1,372 SGD
Retailer 8$1,880 SGD
Retailer 7$1,941 SGD
Retailer 4$1,996 SGD
Retailer 3$2,004 SGD
Retailer 6$2,045 SGD
Retailer 14$2,183 SGD
Do Amore Diamonds$3,619 SGD

42 data points across 16 retailers

17 retailers$455 SGD to $3,619 SGD

A
Cheapest Retailer
-
$455 SGD
$356 USD
Final sale: no returns
Retailer 2
-
$505 SGD
$395 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$619 SGD
$484 USD
View
A
Retailer 4
-
$620 SGD
$485 USD
View
B+
Retailer 5
-
$821 SGD
$642 USD
View
B+
Retailer 6
-
$962 SGD
ZAR 12,153 ZAR
View
B+
Retailer 7
-
$1,004 SGD
£618 GBP
View
Retailer 8
-
$1,057 SGD
A$1,271 AUD
View
Price last confirmed 36 days ago
B
Retailer 9
-
$1,295 SGD
A$1,558 AUD
View
Retailer 10
-
$1,372 SGD
A$1,650 AUD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$1,880 SGD
$1,470 USD
View
B
Retailer 12
-
$1,941 SGD
$1,518 USD
View
B
Retailer 13
-
$1,996 SGD
$1,561 USD
View
B
Retailer 14
-
$2,004 SGD
$1,567 USD
View
B
Retailer 15
-
$2,045 SGD
View
B
Retailer 16
-
$2,183 SGD
£1,344 GBP
View
Most Expensive
B
Do Amore Diamonds
27-BC5EE4963 · Nov 2
$3,619 SGD
$2,830 USD
View
16 more retailers have this diamond
Prices start from $455 SGDSave up to $3,164 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
$455 SGD