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Cushion|Lab Grown|IGI

0.81ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG586378649

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG586378649

Diamond specifications and retailer prices

From £217 GBP
As of November 4, 2026
Save £823 GBP (79%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,040 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.81ct lab-grown cushion diamond

This 0.81ct lab-grown cushion sits in the just-under-one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG586378649 or 586378649. Listed at 5 retailers as of November 1, 2026, with prices from £217 to £1,040, a £823 spread on the same certified stone. MOH London lists it at £1,040. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.81
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG586378649
Dimensions6.87 × 4.71 × 3.14 mm
L/W Ratio1.46
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
6.87 mm4.71 mm0.81 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG586378649
Side View
Table 60.0%Crown 32.6°Girdle: MED-THKPavilion 34.6°Culet: NoneDepth 66.7%

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 4
Current: £1,040 GBP|Low: £199 GBP|High: £1,053 GBP|Avg: £470 GBP|-1.1%
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 6£217 GBP
Retailer 8£221 GBP
Retailer 7£257 GBP
Retailer 5£296 GBP
Retailer 2£310 GBP
Retailer 4£390 GBP
Retailer 12£426 GBP
Retailer 11£467 GBP
Retailer 10£530 GBP
Retailer 3£604 GBP
Retailer 9£1,022 GBP
MOH London£1,040 GBP

19 data points across 12 retailers

5 retailers£217 GBP to £1,040 GBP

A
Cheapest Retailer
-
£217 GBP
Retailer 2
-
£296 GBP
View
Price last confirmed 15 days ago
B+
Retailer 3
-
£310 GBP
View
B
Retailer 4
-
£1,022 GBP
View
Most Expensive
B
MOH London
LG586378649 · Nov 1
£1,040 GBP
View
4 more retailers have this diamond
Prices start from £217 GBPSave up to £823 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
0.81ct Cushion
£217 GBP