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Cushion|Lab Grown|IGI

1.59ct I VS1 Cushion Lab Grown Diamond

ID • I/VS1 • IGI LG538270733

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG538270733

Diamond specifications and retailer prices

From £284 GBP
$380 USD
As of October 30, 2026
Save £630 GBP (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £914 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.59ct lab-grown cushion diamond

This 1.59ct lab-grown cushion sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538270733 or 538270733. Listed at 7 retailers as of October 30, 2026, with prices from £284 to £914, a £630 spread on the same certified stone. MOH London lists it at £914. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.9°
Pavilion angle31.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538270733
Dimensions6.66 × 6.55 × 4.19 mm
L/W Ratio1.02
Culet sizePointed
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
6.66 mm6.55 mm1.59 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538270733
Side View
Table 57.0%Crown 34.9°Girdle: STK-THKPavilion 31.8°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: Oct 30
Current: £914 GBP|Low: £284 GBP|High: £1,350 GBP|Avg: £644 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5£284 GBP
Retailer 3£353 GBP
Retailer 2£392 GBP
Retailer 4£398 GBP
Retailer 8£608 GBP
Retailer 6£861 GBP
MOH London£914 GBP
Retailer 7£1,350 GBP

18 data points across 8 retailers

7 retailers£284 GBP to £914 GBP

A
Cheapest Retailer
-
£284 GBP
$380 USD
B+
Retailer 2
-
£353 GBP
$473 USD
View
A
Retailer 3
-
£392 GBP
ZAR 8,482 ZAR
View
A
Retailer 4
-
£398 GBP
$533 USD
View
Retailer 5
-
£610 GBP
$817 USD
View
B
Retailer 6
-
£861 GBP
$1,153 USD
View
Most Expensive
B
MOH London
LG538270733 · Nov 1
£914 GBP
View
6 more retailers have this diamond
Prices start from £284 GBPSave up to £630 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
1.59ct Cushion
£284 GBP