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Cushion|Lab Grown|IGI

2.03ct E SI1 Cushion Lab Grown Diamond

EX • E/SI1 • IGI LG634457569

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

Certificate IGI LG634457569

Diamond specifications and retailer prices

From £273 GBP
As of November 6, 2026
Save £1,766 GBP (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,040 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 2.03ct lab-grown cushion diamond

This 2.03ct 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 LG634457569 or 634457569. Listed at 15 retailers as of November 6, 2026, with prices from £273 to £2,040, a £1,766 spread on the same certified stone. Brilliant Earth lists it at £2,040. 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

2.03
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634457569
Dimensions7.41 × 7.37 × 4.85 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.41 mm7.37 mm2.03 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634457569
Side View
Table 62.0%Crown 35.5°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.8%

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: Nov 6
Current: £2,040 GBP|Low: £303 GBP|High: £2,040 GBP|Avg: £750 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 3£303 GBP
Retailer 5£379 GBP
Retailer 11£407 GBP
Retailer 8£418 GBP
Retailer 7£532 GBP
Retailer 6£536 GBP
Retailer 10£729 GBP
Retailer 9£930 GBP
Retailer 4£1,041 GBP
Retailer 2£1,207 GBP
Brilliant Earth£2,040 GBP

41 data points across 11 retailers

15 retailers£273 GBP to £2,040 GBP

A
Cheapest Retailer
-
£273 GBP
Final sale: no returns
A
Retailer 2
-
£303 GBP
View
A
Retailer 3
-
£379 GBP
View
B+
Retailer 4
-
£407 GBP
View
A
Retailer 5
-
£418 GBP
View
A
Retailer 6
-
£489 GBP
View
A
Retailer 7
-
£510 GBP
View
A
Retailer 8
-
£532 GBP
View
A
Retailer 9
-
£536 GBP
View
B+
Retailer 10
-
£729 GBP
View
Retailer 11
-
£930 GBP
View
Price last confirmed 10 days ago
B
Retailer 12
-
£1,006 GBP
View
B
Retailer 13
-
£1,041 GBP
View
B
Retailer 14
-
£1,207 GBP
View
Most Expensive
B
Brilliant Earth
21311614A · Nov 6
£2,040 GBP
$2,730 USD
View
14 more retailers have this diamond
Prices start from £273 GBPSave up to £1,766 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
2.03ct Cushion
£273 GBP