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Cushion|Lab Grown|IGI

2.61ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG844630632

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

Certificate IGI LG844630632

Diamond specifications and retailer prices

From £985 GBP
$1,320 USD
As of October 29, 2026
Save £2,224 GBP (69%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £3,209 GBP at MOH London · As of October 27, 2026
View at MOH London

About this 2.61ct lab-grown cushion diamond

This 2.61ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG844630632 or 844630632. Listed at 4 retailers as of October 27, 2026, with prices from £985 to £3,209, a £2,224 spread on the same certified stone. MOH London lists it at £3,209. 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

2.61
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844630632
Dimensions7.90 × 7.70 × 5.39 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.90 mm7.70 mm2.61 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844630632
Side View
Table 52.0%Crown 43.5°Girdle: MED-STKPavilion 40.2°Culet: LargeDepth 70.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £3,209 GBP|Low: £985 GBP|High: £6,553 GBP|Avg: £2,751 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
October 27, 2026
Retailer 4£985 GBP
Retailer 2£1,368 GBP
MOH London£3,209 GBP
Retailer 3£6,553 GBP

3 data points across 4 retailers

4 retailers£985 GBP to £3,209 GBP

B+
Cheapest Retailer
-
£985 GBP
$1,320 USD
B
Retailer 2
-
£1,368 GBP
$1,833 USD
View
Most Expensive
B
MOH London
LG844630632 · Oct 27
£3,209 GBP
View
2 more retailers have this diamond
Prices start from £985 GBPSave up to £2,224 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+
2.61ct Cushion
£985 GBP