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Cushion|Lab Grown|IGI

2.85ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG790643956

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG790643956

Diamond specifications and retailer prices

From £552 GBP
$735 USD
As of October 30, 2026
Save £3,368 GBP (86%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,920 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.85ct lab-grown cushion diamond

This 2.85ct 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 LG790643956 or 790643956. Listed at 10 retailers as of October 29, 2026, with prices from £552 to £3,920, a £3,368 spread on the same certified stone. Brilliant Earth lists it at £3,920. 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

2.85
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790643956
Dimensions9.56 × 7.44 × 5.04 mm
L/W Ratio1.28
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.56 mm7.44 mm2.85 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790643956
Side View
Table 61.0%Crown 35.2°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 67.7%

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 30
Current: £3,920 GBP|Low: £552 GBP|High: £3,965 GBP|Avg: £1,476 GBP|+52.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 10£552 GBP
Retailer 5£570 GBP
Retailer 4£571 GBP
Retailer 2£696 GBP
Retailer 8£773 GBP
Retailer 7£1,055 GBP
Retailer 6£1,573 GBP
Retailer 3£2,409 GBP
Retailer 9£3,079 GBP
Brilliant Earth£3,920 GBP

22 data points across 10 retailers

10 retailers£552 GBP to £3,920 GBP

A
Cheapest Retailer
-
£552 GBP
$735 USD
B+
Retailer 2
-
£570 GBP
$759 USD
View
A
Retailer 3
-
£571 GBP
$760 USD
View
A
Retailer 4
-
£696 GBP
€883 EUR
View
A
Retailer 5
-
£773 GBP
$1,030 USD
View
A
Retailer 6
-
£1,055 GBP
$1,404 USD
View
Retailer 7
-
£1,573 GBP
A$3,223 AUD
View
Price last confirmed 22 days ago
B
Retailer 8
-
£2,409 GBP
$3,208 USD
View
B
Retailer 9
-
£3,079 GBP
$4,100 USD
View
Most Expensive
B
Brilliant Earth
20401500A · Oct 29
£3,920 GBP
$5,220 USD
View
9 more retailers have this diamond
Prices start from £552 GBPSave up to £3,368 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
2.85ct Cushion
£552 GBP