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Cushion|Lab Grown|IGI

0.80ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG788668913

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

Certificate IGI LG788668913

Diamond specifications and retailer prices

From £133 GBP
As of November 4, 2026
Save £334 GBP (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £967 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.8ct lab-grown cushion diamond

This 0.8ct lab-grown cushion sits in the just-under-one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788668913 or 788668913. Listed at 16 retailers as of November 4, 2026, with a 252% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.80
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.9°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668913
Dimensions5.07 × 5.08 × 3.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.07 mm5.08 mm0.80 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668913
Side View
Table 69.0%Crown 35.9°Girdle: STK-THKPavilion 33.1°Culet: NoneDepth 65.1%

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 4
Current: £967 GBP|Low: £133 GBP|High: £1,005 GBP|Avg: £336 GBP|-2.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 5, 2026
Retailer 7£133 GBP
Retailer 16£181 GBP
Retailer 9£187 GBP
Retailer 2£199 GBP
Retailer 14£201 GBP
Retailer 4£207 GBP
Retailer 12£220 GBP
Retailer 11£249 GBP
Retailer 13£283 GBP
Retailer 5£293 GBP
Retailer 3£319 GBP
Retailer 15£350 GBP
Retailer 10£410 GBP
Retailer 6£467 GBP
Retailer 8£621 GBP
MOH London£967 GBP

41 data points across 16 retailers

16 retailers£133 GBP to £467 GBP

A
Cheapest Retailer
-
£133 GBP
Retailer 2
-
£181 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£187 GBP
View
A
Retailer 4
-
£199 GBP
View
A
Retailer 5
-
£201 GBP
View
Retailer 6
-
£207 GBP
View
Price last confirmed 18 days ago
A
Retailer 7
-
£220 GBP
View
A
Retailer 8
-
£249 GBP
View
B+
Retailer 9
-
£283 GBP
View
Retailer 10
-
£293 GBP
View
Price last confirmed 10 days ago
B+
Retailer 11
-
£319 GBP
View
B+
Retailer 12
-
£350 GBP
View
B+
Retailer 13
-
£410 GBP
View
B
Retailer 14
-
£467 GBP
View
Retailer 15
-
£621 GBP
View
Price last confirmed 20 days ago
Most Expensive
MOH London
LG788668913 · Oct 26
£967 GBP
View
Price last confirmed 9 days ago
15 more retailers have this diamond
Prices start from £133 GBPSave up to £334 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
0.80ct Cushion
£133 GBP