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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 $508 AUD
$356 USD
As of November 1, 2026
Save $3,530 AUD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,038 AUD 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 $508 to $4,038, a $3,530 spread on the same certified stone. Do Amore Diamonds lists it at $4,038. 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

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: Nov 1
Current: $4,038 AUD|Low: $415 AUD|High: $4,038 AUD|Avg: $1,487 AUD|+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$508 AUD
Retailer 13$564 AUD
Retailer 15$691 AUD
Retailer 11$692 AUD
Retailer 16$916 AUD
Retailer 2$1,073 AUD
Retailer 9$1,120 AUD
Retailer 10$1,445 AUD
Retailer 12$1,530 AUD
Retailer 8$2,098 AUD
Retailer 7$2,166 AUD
Retailer 4$2,227 AUD
Retailer 3$2,236 AUD
Retailer 6$2,282 AUD
Retailer 14$2,436 AUD
Do Amore Diamonds$4,038 AUD

42 data points across 16 retailers

17 retailers$508 AUD to $4,038 AUD

A
Cheapest Retailer
-
$508 AUD
$356 USD
Final sale: no returns
Retailer 2
-
$564 AUD
$395 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
$691 AUD
$484 USD
View
A
Retailer 4
-
$692 AUD
$485 USD
View
B+
Retailer 5
-
$916 AUD
$642 USD
View
B+
Retailer 6
-
$1,073 AUD
ZAR 12,153 ZAR
View
B+
Retailer 7
-
$1,120 AUD
£618 GBP
View
Retailer 8
-
$1,179 AUD
View
Price last confirmed 36 days ago
B
Retailer 9
-
$1,445 AUD
View
Retailer 10
-
$1,530 AUD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$2,098 AUD
$1,470 USD
View
B
Retailer 12
-
$2,166 AUD
$1,518 USD
View
B
Retailer 13
-
$2,227 AUD
$1,561 USD
View
B
Retailer 14
-
$2,236 AUD
$1,567 USD
View
B
Retailer 15
-
$2,282 AUD
SGD 2,161 SGD
View
B
Retailer 16
-
$2,436 AUD
£1,344 GBP
View
Most Expensive
B
Do Amore Diamonds
27-BC5EE4963 · Nov 2
$4,038 AUD
$2,830 USD
View
16 more retailers have this diamond
Prices start from $508 AUDSave up to $3,530 AUD

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
$508 AUD