CaratHunter
Plans
Cushion|Lab Grown|IGI

1.65ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG812646424

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG812646424

Diamond specifications and retailer prices

From $435 USD
As of November 1, 2026
Save $1,461 USD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,896 USD 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 LG812646424 or 812646424. Listed at 15 retailers as of October 29, 2026, with prices from $435 to $1,896, a $1,461 spread on the same certified stone. MOH London lists it at $1,896. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812646424
Dimensions7.19 × 7.14 × 4.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.19 mm7.14 mm1.65 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812646424
Side View
Table 50.0%Crown 36.8°Girdle: STK-THKPavilion 41°Culet: LargeDepth 64.4%

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: $1,896 USD|Low: $435 USD|High: $2,039 USD|Avg: $1,055 USD|-2.5%
MOH London
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
November 1, 2026
Retailer 5$435 USD
Retailer 3$483 USD
Retailer 13$652 USD
Retailer 11$655 USD
Retailer 4$766 USD
Retailer 8$772 USD
Retailer 14$807 USD
Retailer 10$829 USD
Retailer 2$875 USD
Retailer 9$1,120 USD
Retailer 7$1,448 USD
Retailer 15$1,588 USD
Retailer 6$1,797 USD
Retailer 12$1,806 USD
MOH London$1,896 USD

43 data points across 15 retailers

15 retailers$435 USD to $1,896 USD

A
Cheapest Retailer
-
$435 USD
Final sale: no returns
Retailer 2
-
$483 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$652 USD
View
A
Retailer 4
-
$655 USD
View
B+
Retailer 5
-
$766 USD
View
B+
Retailer 6
-
$772 USD
€735 EUR
View
B+
Retailer 7
-
$807 USD
View
B+
Retailer 8
-
$829 USD
ZAR 13,396 ZAR
View
B+
Retailer 9
-
$875 USD
£689 GBP
View
B+
Retailer 10
-
$1,120 USD
A$1,723 AUD
View
B
Retailer 11
-
$1,588 USD
View
B
Retailer 12
-
$1,688 USD
View
B
Retailer 13
-
$1,797 USD
View
B
Retailer 14
-
$1,806 USD
View
Most Expensive
B
MOH London
LG812646424 · Oct 29
$1,896 USD
£1,493 GBP
View
14 more retailers have this diamond
Prices start from $435 USDSave up to $1,461 USD

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
$435 USD