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Round|Lab Grown|IGI

1.26ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG795637210

Shape and cutting style on the report: Round brilliant

Certificate IGI LG795637210

Diamond specifications and retailer prices

From £181 GBP
As of November 4, 2026
Save £555 GBP (75%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £735 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG795637210 or 795637210. Listed at 7 retailers as of November 2, 2026, with prices from £181 to £735, a £555 spread on the same certified stone. MOH London lists it at £735. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.26
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795637210
Dimensions6.96 × 7.02 × 4.26 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.96 mm7.02 mm1.26 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795637210
Side View
Table 57.0%Crown 33.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.0%

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: £735 GBP|Low: £215 GBP|High: £744 GBP|Avg: £369 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£215 GBP
Retailer 3£270 GBP
Retailer 2£275 GBP
Retailer 5£343 GBP
MOH London£735 GBP

43 data points across 5 retailers

7 retailers£181 GBP to £735 GBP

A
Cheapest Retailer
-
£181 GBP
B+
Retailer 2
-
£215 GBP
View
A
Retailer 3
-
£270 GBP
View
A
Retailer 4
-
£275 GBP
View
A
Retailer 5
-
£296 GBP
View
B+
Retailer 6
-
£343 GBP
View
Most Expensive
B
MOH London
LG795637210 · Nov 2
£735 GBP
View
6 more retailers have this diamond
Prices start from £181 GBPSave up to £555 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 Round
£181 GBP