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Cushion|Lab Grown|IGI

1.60ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG752544865

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

Certificate IGI LG752544865

Diamond specifications and retailer prices

From $370 USD
As of November 1, 2026
Save $730 USD (66%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,100 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG752544865 or 752544865. Listed at 5 retailers as of November 1, 2026, with prices from $370 to $1,100, a $730 spread on the same certified stone. MOH London lists it at $1,100. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.60
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752544865
Dimensions6.88 × 6.61 × 4.23 mm
L/W Ratio1.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.88 mm6.61 mm1.60 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752544865
Side View
Table 64.0%Crown 35.9°Girdle: STK-THKPavilion 38°Culet: NoneDepth 64.0%

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: $1,100 USD|Low: $370 USD|High: $1,113 USD|Avg: $620 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
November 3, 2026
Retailer 3$370 USD
Retailer 2$505 USD
Retailer 4$517 USD
MOH London$1,100 USD

37 data points across 4 retailers

5 retailers$370 USD to $1,100 USD

B+
Cheapest Retailer
-
$370 USD
A
Retailer 2
-
$505 USD
£398 GBP
View
A
Retailer 3
-
$517 USD
View
B+
Retailer 4
-
$945 USD
View
Most Expensive
B+
MOH London
LG752544865 · Nov 1
$1,100 USD
£866 GBP
View
4 more retailers have this diamond
Prices start from $370 USDSave up to $730 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
1.60ct Cushion
$370 USD