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Cushion|Lab Grown|IGI

1.26ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG841641870

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG841641870

Diamond specifications and retailer prices

From £208 GBP
As of October 29, 2026
Save £600 GBP (74%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £808 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.26ct lab-grown cushion diamond

This 1.26ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841641870 or 841641870. Listed at 11 retailers as of October 26, 2026, with prices from £208 to £808, a £600 spread on the same certified stone. MOH London lists it at £808. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.26
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641870
Dimensions7.40 × 5.90 × 4.04 mm
L/W Ratio1.25
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.40 mm5.90 mm1.26 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641870
Side View
Table 65.0%Crown 28.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 68.5%

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 29
Current: £808 GBP|Low: £206 GBP|High: £810 GBP|Avg: £428 GBP|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 2£208 GBP
Retailer 5£296 GBP
Retailer 10£304 GBP
Retailer 6£308 GBP
Retailer 4£311 GBP
Retailer 8£350 GBP
Retailer 9£416 GBP
Retailer 7£421 GBP
Retailer 3£595 GBP
Retailer 11£617 GBP
MOH London£808 GBP

12 data points across 11 retailers

11 retailers£208 GBP to £808 GBP

A
Cheapest Retailer
-
£208 GBP
A
Retailer 2
-
£296 GBP
ZAR 6,359 ZAR
View
A
Retailer 3
-
£304 GBP
$404 USD
View
A
Retailer 4
-
£308 GBP
€390 EUR
View
A
Retailer 5
-
£311 GBP
View
A
Retailer 6
-
£350 GBP
$465 USD
View
B+
Retailer 7
-
£416 GBP
$553 USD
View
B+
Retailer 8
-
£421 GBP
A$860 AUD
View
B
Retailer 9
-
£595 GBP
$791 USD
View
B
Retailer 10
-
£617 GBP
$820 USD
View
Most Expensive
B
MOH London
LG841641870 · Oct 26
£808 GBP
View
10 more retailers have this diamond
Prices start from £208 GBPSave up to £600 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
1.26ct Cushion
£208 GBP