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Cushion|Lab Grown|IGI

3.56ct H VS2 Cushion Lab Grown Diamond

ID • H/VS2 • IGI LG792635358

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

Certificate IGI LG792635358

Diamond specifications and retailer prices

From £715 GBP
$958 USD
As of October 30, 2026
Save £1,612 GBP (69%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,075 GBP at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 3.56ct lab-grown cushion diamond

This 3.56ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792635358 or 792635358. Listed at 9 retailers as of October 29, 2026, with a 225% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.56
Carat
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792635358
Dimensions8.85 × 8.69 × 5.22 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.85 mm8.69 mm3.56 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792635358
Side View
Table 59.0%Crown 32.5°Girdle: MED-THKPavilion 30.2°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
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 30
Current: £1,784 GBP|Low: £702 GBP|High: £3,179 GBP|Avg: £1,449 GBP|-43.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 5£715 GBP
Retailer 9£800 GBP
Retailer 2£802 GBP
Retailer 6£810 GBP
Retailer 4£1,207 GBP
Retailer 8£1,654 GBP
Retailer 7£1,727 GBP
Brilliant Earth£1,784 GBP
Retailer 3£2,327 GBP

24 data points across 9 retailers

9 retailers£715 GBP to £2,327 GBP

B+
Cheapest Retailer
-
£715 GBP
$958 USD
A
Retailer 2
-
£802 GBP
€1,023 EUR
View
A
Retailer 3
-
£810 GBP
$1,085 USD
View
B+
Retailer 4
-
£1,207 GBP
$1,617 USD
View
Retailer 5
-
£1,654 GBP
SGD 2,994 SGD
View
Price last confirmed 21 days ago
B+
Retailer 6
-
£1,727 GBP
$2,314 USD
View
B+
Retailer 7
-
£1,784 GBP
$2,390 USD
View
B+
Retailer 8
-
£2,327 GBP
View
Most Expensive
Brilliant Earth
19354979A · Oct 10
£3,075 GBP
$4,120 USD
View
Price last confirmed 21 days ago
8 more retailers have this diamond
Prices start from £715 GBPSave up to £1,612 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
3.56ct Cushion
£715 GBP