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Cushion|Lab Grown|IGI

2.59ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG826644901

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG826644901

Diamond specifications and retailer prices

From £289 GBP
$385 USD
As of October 27, 2026
Save £1,859 GBP (87%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,148 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.59ct lab-grown cushion diamond

This 2.59ct lab-grown cushion sits in the two to three carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826644901 or 826644901. Listed at 16 retailers as of October 27, 2026, with prices from £289 to £2,148, a £1,859 spread on the same certified stone. Brilliant Earth lists it at £2,148. 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

2.59
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826644901
Dimensions9.75 × 6.86 × 4.48 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm6.86 mm2.59 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826644901
Side View
Table 61.0%Crown 32°Girdle: THN-STKPavilion 33.1°Culet: NoneDepth 65.3%

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: £2,148 GBP|Low: £289 GBP|High: £2,523 GBP|Avg: £1,007 GBP|-14.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 29, 2026
Retailer 7£289 GBP
Retailer 12£340 GBP
Retailer 10£346 GBP
Retailer 4£484 GBP
Retailer 9£495 GBP
Retailer 3£517 GBP
Retailer 13£573 GBP
Retailer 16£797 GBP
Retailer 5£814 GBP
Retailer 11£1,013 GBP
Retailer 6£1,213 GBP
Retailer 14£1,256 GBP
Retailer 2£1,348 GBP
Retailer 8£1,375 GBP
Retailer 15£1,663 GBP
Brilliant Earth£2,148 GBP

41 data points across 16 retailers

16 retailers£289 GBP to £2,148 GBP

A
Cheapest Retailer
-
£289 GBP
$385 USD
Final sale: no returns
A
Retailer 2
-
£340 GBP
View
A
Retailer 3
-
£346 GBP
HK$3,600 HKD
View
A
Retailer 4
-
£484 GBP
$645 USD
View
A
Retailer 5
-
£495 GBP
€628 EUR
View
B+
Retailer 6
-
£517 GBP
$688 USD
View
A
Retailer 7
-
£573 GBP
View
A
Retailer 8
-
£797 GBP
$1,061 USD
View
A
Retailer 9
-
£814 GBP
$1,084 USD
View
A
Retailer 10
-
£1,013 GBP
SGD 1,823 SGD
View
B+
Retailer 11
-
£1,213 GBP
$1,615 USD
View
B+
Retailer 12
-
£1,256 GBP
View
B+
Retailer 13
-
£1,348 GBP
$1,795 USD
View
B+
Retailer 14
-
£1,375 GBP
A$2,816 AUD
View
Price last confirmed 21 days ago
B
Retailer 15
-
£1,663 GBP
$2,215 USD
View
Most Expensive
B
Brilliant Earth
20881747A · Oct 29
£2,148 GBP
$2,860 USD
View
15 more retailers have this diamond
Prices start from £289 GBPSave up to £1,859 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
2.59ct Cushion
£289 GBP