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Round|Lab Grown|IGI

1.26ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG696546966

Certificate IGI LG696546966

Diamond specifications and retailer prices

From £617 GBP
As of November 5, 2026
Save £401 GBP (39%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,018 GBP at Jared · As of November 4, 2026
View at Jared

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 LG696546966 or 696546966. Listed at 3 retailers as of November 4, 2026, with prices from £617 to £1,018, a £401 spread on the same certified stone. Jared lists it at £1,018. 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
OriginLab Grown
Grading LabIGI
CertificateIGI LG696546966
Dimensions6.91 × 6.94 mm
L/W Ratio1.00
Top View
6.91 mm6.94 mm1.26 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696546966
Side View
Table 58.0%CrownGirdle: THN-MEDPavilionCulet: NoneDepth 61.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: £1,018 GBP|Low: £617 GBP|High: £1,018 GBP|Avg: £812 GBP
Jared
Retailer 2
Retailer 3
April 27, 2026
Retailer 2£617 GBP
Retailer 3£617 GBP
Jared£1,018 GBP

7 data points across 3 retailers

3 retailers£617 GBP to £1,018 GBP

B
Cheapest Retailer
-
£617 GBP
B
Retailer 2
-
£617 GBP
View
Most Expensive
B
Jared
154726503 · Nov 4
£1,018 GBP
$1,370 USD
View
2 more retailers have this diamond
Prices start from £617 GBPSave up to £401 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.

B
1.26ct Round
£617 GBP