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Cushion|Lab Grown|IGI

1.57ct J VS1 Cushion Lab Grown Diamond

EX • J/VS1 • IGI LG569300716

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG569300716

Diamond specifications and retailer prices

From £293 GBP
$392 USD
As of October 30, 2026
Save £500 GBP (63%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £792 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown cushion diamond

This 1.57ct lab-grown cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG569300716 or 569300716. Listed at 5 retailers as of October 29, 2026, with prices from £293 to £792, a £500 spread on the same certified stone. MOH London lists it at £792. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG569300716
Dimensions8.85 × 5.85 × 3.94 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment.
Top View
8.85 mm5.85 mm1.57 ctJ / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG569300716
Side View
Table 60.5%Crown 33°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 67.4%

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: Oct 30
Current: £792 GBP|Low: £228 GBP|High: £903 GBP|Avg: £602 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4£293 GBP
Retailer 3£298 GBP
Retailer 5£363 GBP
Retailer 2£582 GBP
Retailer 6£664 GBP
MOH London£792 GBP
Retailer 7£903 GBP
Retailer 8£903 GBP

11 data points across 8 retailers

5 retailers£293 GBP to £792 GBP

A
Cheapest Retailer
-
£293 GBP
$392 USD
B+
Retailer 2
-
£298 GBP
$399 USD
View
A
Retailer 3
-
£363 GBP
$487 USD
View
A
Retailer 4
-
£582 GBP
$780 USD
View
Most Expensive
B+
MOH London
LG569300716 · Oct 29
£792 GBP
View
4 more retailers have this diamond
Prices start from £293 GBPSave up to £500 GBP

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
1.57ct Cushion
£293 GBP