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Cushion|Lab Grown|IGI

0.89ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG588337940

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG588337940

Diamond specifications and retailer prices

From £124 GBP
$166 USD
As of October 30, 2026
Save £521 GBP (81%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £645 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.89ct lab-grown cushion diamond

This 0.89ct lab-grown cushion sits in the just-under-one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG588337940 or 588337940. Listed at 6 retailers as of October 30, 2026, with prices from £124 to £645, a £521 spread on the same certified stone. MOH London lists it at £645. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.89
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588337940
Dimensions7.11 × 5.11 × 3.38 mm
L/W Ratio1.39
Girdle conditionFaceted
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
7.11 mm5.11 mm0.89 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588337940
Side View
Table 64.0%Crown 34.3°Girdle: MED-VTKPavilion 38.3°Culet: NoneDepth 66.1%

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: £645 GBP|Low: £124 GBP|High: £773 GBP|Avg: £415 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7£124 GBP
Retailer 10£219 GBP
Retailer 2£244 GBP
Retailer 12£294 GBP
Retailer 5£343 GBP
Retailer 3£418 GBP
Retailer 8£451 GBP
Retailer 6£466 GBP
Retailer 11£513 GBP
Retailer 9£553 GBP
MOH London£645 GBP
Retailer 4£773 GBP

24 data points across 12 retailers

6 retailers£124 GBP to £645 GBP

A
Cheapest Retailer
-
£124 GBP
$166 USD
Final sale: no returns
A
Retailer 2
-
£244 GBP
€311 EUR
View
B+
Retailer 3
-
£343 GBP
A$708 AUD
View
B+
Retailer 4
-
£460 GBP
$616 USD
View
Retailer 5
-
£466 GBP
SGD 844 SGD
View
Price last confirmed 19 days ago
Most Expensive
B
MOH London
LG588337940 · Nov 1
£645 GBP
View
5 more retailers have this diamond
Prices start from £124 GBPSave up to £521 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
0.89ct Cushion
£124 GBP