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Cushion|Lab Grown|IGI

2.55ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG839670537

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839670537

Diamond specifications and retailer prices

From £295 GBP
$393 USD
As of October 27, 2026
Save £1,913 GBP (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £2,208 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839670537 or 839670537. Listed at 20 retailers as of October 27, 2026, with prices from £295 to £2,208, a £1,913 spread on the same certified stone. Brilliant Earth lists it at £2,208. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle31.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839670537
Dimensions9.38 × 7.05 × 4.44 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.38 mm7.05 mm2.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839670537
Side View
Table 58.0%Crown 34.6°Girdle: MED-THKPavilion 31.7°Culet: NoneDepth 63.0%

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 27
Current: £2,208 GBP|Low: £295 GBP|High: £2,208 GBP|Avg: £886 GBP
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 20
October 30, 2026
Retailer 7£295 GBP
Retailer 17£343 GBP
Retailer 13£346 GBP
Retailer 15£494 GBP
Retailer 16£496 GBP
Retailer 8£525 GBP
Retailer 6£550 GBP
Retailer 18£585 GBP
Retailer 19£732 GBP
Retailer 4£766 GBP
Retailer 3£782 GBP
Retailer 2£1,013 GBP
Retailer 11£1,083 GBP
Retailer 5£1,236 GBP
Retailer 9£1,259 GBP
Retailer 20£1,280 GBP
Retailer 12£1,315 GBP
Retailer 14£1,344 GBP
Retailer 10£1,622 GBP
Brilliant Earth£2,208 GBP

28 data points across 20 retailers

20 retailers£295 GBP to £2,208 GBP

A
Cheapest Retailer
-
£295 GBP
$393 USD
Final sale: no returns
A
Retailer 2
-
£343 GBP
View
A
Retailer 3
-
£346 GBP
HK$3,600 HKD
View
A
Retailer 4
-
£494 GBP
€627 EUR
View
A
Retailer 5
-
£496 GBP
$660 USD
View
B+
Retailer 6
-
£525 GBP
$699 USD
View
A
Retailer 7
-
£550 GBP
$732 USD
View
A
Retailer 8
-
£585 GBP
View
A
Retailer 9
-
£732 GBP
A$1,500 AUD
View
A
Retailer 10
-
£766 GBP
$1,020 USD
View
A
Retailer 11
-
£782 GBP
ZAR 16,824 ZAR
View
B+
Retailer 12
-
£1,013 GBP
SGD 1,823 SGD
View
B+
Retailer 13
-
£1,083 GBP
$1,442 USD
View
B+
Retailer 14
-
£1,236 GBP
$1,646 USD
View
B+
Retailer 15
-
£1,259 GBP
$1,677 USD
View
B+
Retailer 16
-
£1,280 GBP
View
Retailer 17
-
£1,315 GBP
A$2,695 AUD
View
Price last confirmed 22 days ago
B+
Retailer 18
-
£1,344 GBP
$1,790 USD
View
Retailer 19
-
£1,622 GBP
$2,160 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21808181A · Oct 29
£2,208 GBP
$2,940 USD
View
19 more retailers have this diamond
Prices start from £295 GBPSave up to £1,913 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
2.55ct Cushion
£295 GBP