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Cushion|Lab Grown|IGI

2.59ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG835651516

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG835651516

Diamond specifications and retailer prices

From £891 GBP
$1,195 USD
As of November 2, 2026
Save £2,443 GBP (73%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,334 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 2.59ct lab-grown cushion diamond

This 2.59ct lab-grown cushion sits in the two to three carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835651516 or 835651516. Listed at 12 retailers as of October 31, 2026, with prices from £891 to £3,334, a £2,443 spread on the same certified stone. Taylor and Hart lists it at £3,334. 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
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle44.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835651516
Dimensions8.66 × 7.39 × 5.09 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.66 mm7.39 mm2.59 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835651516
Side View
Table 52.0%Crown 38.8°Girdle: STK-THKPavilion 44.3°Culet: LargeDepth 68.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: £1,383 GBP|Low: £724 GBP|High: £3,637 GBP|Avg: £1,842 GBP|+23.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 2, 2026
Retailer 3£864 GBP
Retailer 6£891 GBP
Retailer 12£1,011 GBP
Retailer 8£1,084 GBP
Retailer 1£1,383 GBP
Retailer 5£1,516 GBP
Retailer 4£1,720 GBP
Retailer 11£2,444 GBP
Retailer 7£2,460 GBP
Retailer 9£2,635 GBP
Retailer 2£2,917 GBP
Retailer 10£3,080 GBP
Taylor and Hart£3,334 GBP

33 data points across 13 retailers

12 retailers£891 GBP to £3,334 GBP

Retailer 1
-
£864 GBP
$1,159 USD
Price last confirmed 16 days ago
A
Retailer 2
-
£891 GBP
$1,195 USD
View
A
Retailer 3
-
£1,011 GBP
HK$10,600 HKD
View
B+
Retailer 4
-
£1,084 GBP
$1,455 USD
View
B+
Retailer 5
-
£1,383 GBP
€1,767 EUR
View
B+
Retailer 6
-
£1,516 GBP
$2,035 USD
View
B+
Retailer 7
-
£2,444 GBP
$3,280 USD
View
B
Retailer 8
-
£2,460 GBP
ZAR 53,329 ZAR
View
B
Retailer 9
-
£2,635 GBP
View
B
Retailer 10
-
£2,917 GBP
SGD 5,289 SGD
View
B
Retailer 11
-
£3,080 GBP
View
Most Expensive
B
Taylor and Hart
A1881VZ · Oct 31
£3,334 GBP
$4,473 USD
View
11 more retailers have this diamond
Prices start from £891 GBPSave up to £2,443 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
£891 GBP