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Cushion|Lab Grown|IGI

0.80ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG788668914

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

Certificate IGI LG788668914

Diamond specifications and retailer prices

From £133 GBP
As of November 4, 2026
Save £277 GBP (68%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £971 GBP at MOH London · As of October 29, 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 LG788668914 or 788668914. Listed at 16 retailers as of November 4, 2026, with a 209% 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 angle36.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788668914
Dimensions5.06 × 5.21 × 3.52 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.06 mm5.21 mm0.80 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788668914
Side View
Table 68.0%Crown 36.7°Girdle: THK-VTKPavilion 37.7°Culet: NoneDepth 69.6%

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: £971 GBP|Low: £133 GBP|High: £1,005 GBP|Avg: £335 GBP|-2.3%
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 15£181 GBP
Retailer 13£192 GBP
Retailer 2£199 GBP
Retailer 12£201 GBP
Retailer 4£207 GBP
Retailer 3£221 GBP
Retailer 10£249 GBP
Retailer 11£283 GBP
Retailer 5£293 GBP
Retailer 16£319 GBP
Retailer 14£350 GBP
Retailer 9£410 GBP
Retailer 6£467 GBP
Retailer 8£621 GBP
MOH London£971 GBP

40 data points across 16 retailers

16 retailers£133 GBP to £410 GBP

A
Cheapest Retailer
-
£133 GBP
Retailer 2
-
£181 GBP
View
Price last confirmed 8 days ago
A
Retailer 3
-
£192 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
B+
Retailer 7
-
£221 GBP
View
A
Retailer 8
-
£249 GBP
View
B+
Retailer 9
-
£283 GBP
View
B+
Retailer 10
-
£293 GBP
View
B+
Retailer 11
-
£319 GBP
View
B+
Retailer 12
-
£350 GBP
View
B+
Retailer 13
-
£410 GBP
View
Retailer 14
-
£467 GBP
View
Price last confirmed 19 days ago
Retailer 15
-
£621 GBP
View
Price last confirmed 25 days ago
Most Expensive
MOH London
LG788668914 · Oct 29
£971 GBP
View
Price last confirmed 7 days ago
15 more retailers have this diamond
Prices start from £133 GBPSave up to £277 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