CaratHunter
Plans
Cushion|Lab Grown|IGI

1.30ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG836693526

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836693526

Diamond specifications and retailer prices

From £143 GBP
As of November 4, 2026
Save £611 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £755 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG836693526 or 836693526. Listed at 10 retailers as of November 2, 2026, with prices from £143 to £755, a £611 spread on the same certified stone. MOH London lists it at £755. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836693526
Dimensions6.35 × 5.44 × 4.03 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.35 mm5.44 mm1.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836693526
Side View
Table 65.0%Crown 36°Girdle: STK-THKPavilion 34.1°Culet: NoneDepth 74.1%

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: £755 GBP|Low: £143 GBP|High: £764 GBP|Avg: £332 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6£143 GBP
Retailer 10£161 GBP
Retailer 3£195 GBP
Retailer 4£215 GBP
Retailer 9£279 GBP
Retailer 2£281 GBP
Retailer 5£363 GBP
Retailer 8£393 GBP
Retailer 7£554 GBP
MOH London£755 GBP

35 data points across 10 retailers

10 retailers£143 GBP to £755 GBP

A
Cheapest Retailer
-
£143 GBP
Final sale: no returns
Retailer 2
-
£161 GBP
View
Price last confirmed 11 days ago
A
Retailer 3
-
£195 GBP
View
B+
Retailer 4
-
£215 GBP
View
A
Retailer 5
-
£279 GBP
View
A
Retailer 6
-
£281 GBP
View
A
Retailer 7
-
£363 GBP
View
A
Retailer 8
-
£393 GBP
View
B
Retailer 9
-
£554 GBP
View
Most Expensive
B
MOH London
LG836693526 · Nov 2
£755 GBP
View
9 more retailers have this diamond
Prices start from £143 GBPSave up to £611 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
1.30ct Cushion
£143 GBP