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Cushion|Lab Grown|IGI

3.51ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG790630926

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790630926

Diamond specifications and retailer prices

From £761 GBP
$1,020 USD
As of October 27, 2026
Save £4,306 GBP (85%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £5,068 GBP at Do Amore Diamonds · As of October 26, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown cushion diamond

This 3.51ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790630926 or 790630926. Listed at 9 retailers as of October 26, 2026, with prices from £761 to £5,068, a £4,306 spread on the same certified stone. Do Amore Diamonds lists it at £5,068. 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

3.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790630926
Dimensions10.27 × 7.91 × 5.37 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.27 mm7.91 mm3.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790630926
Side View
Table 63.0%Crown 37.4°Girdle: THK-VTKPavilion 37.3°Culet: NoneDepth 67.9%

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: Oct 27
Current: £5,068 GBP|Low: £293 GBP|High: £5,068 GBP|Avg: £1,468 GBP
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 25, 2026
Retailer 6£407 GBP
Retailer 3£715 GBP
Retailer 16£729 GBP
Retailer 2£761 GBP
Retailer 14£934 GBP
Retailer 9£1,109 GBP
Retailer 15£1,129 GBP
Retailer 7£1,308 GBP
Retailer 4£1,468 GBP
Retailer 11£1,775 GBP
Retailer 5£1,985 GBP
Retailer 8£2,185 GBP
Retailer 12£2,753 GBP
Retailer 10£3,065 GBP
Retailer 13£4,859 GBP
Do Amore Diamonds£5,068 GBP

23 data points across 16 retailers

9 retailers£761 GBP to £5,068 GBP

A
Cheapest Retailer
-
£761 GBP
$1,020 USD
Retailer 2
-
£934 GBP
$1,252 USD
View
Price last confirmed 12 days ago
B+
Retailer 3
-
£1,109 GBP
€1,415 EUR
View
B+
Retailer 4
-
£1,775 GBP
$2,378 USD
View
Retailer 5
-
£2,185 GBP
$2,928 USD
View
Price last confirmed 51 days ago
Retailer 6
-
£2,753 GBP
View
Price last confirmed 11 days ago
B
Retailer 7
-
£3,065 GBP
$4,106 USD
View
Retailer 8
-
£4,859 GBP
$6,510 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Do Amore Diamonds
27-8E6B39EC3 · Oct 26
£5,068 GBP
$6,790 USD
View
8 more retailers have this diamond
Prices start from £761 GBPSave up to £4,306 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
3.51ct Cushion
£761 GBP