Cushion|Lab Grown|IGI

3.10ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG839675786

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

Certificate IGI LG839675786

Diamond specifications and retailer prices

From £432 GBP
$575 USD
As of October 29, 2026
Save £1,572 GBP (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,640 GBP at Rare Carat · As of October 19, 2026
View at Rare Carat

About this 3.1ct lab-grown cushion diamond

This 3.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG839675786 or 839675786. Listed at 16 retailers as of October 26, 2026, with a 364% 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

3.10
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839675786
Dimensions8.59 × 8.40 × 5.71 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.59 mm8.40 mm3.10 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839675786
Side View
Table 61.0%Crown 36°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 68.0%

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 29
Current: £2,640 GBP|Low: £432 GBP|High: £2,673 GBP|Avg: £1,179 GBP|-1.3%
Rare Carat
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 4£432 GBP
Retailer 11£582 GBP
Retailer 12£589 GBP
Retailer 9£721 GBP
Retailer 2£740 GBP
Retailer 3£744 GBP
Retailer 6£749 GBP
Retailer 14£1,020 GBP
Retailer 10£1,040 GBP
Retailer 16£1,230 GBP
Retailer 15£1,396 GBP
Retailer 7£1,559 GBP
Retailer 5£1,650 GBP
Retailer 8£1,777 GBP
Retailer 13£2,004 GBP
Rare Carat£2,640 GBP

26 data points across 16 retailers

16 retailers£432 GBP to £2,004 GBP

A
Cheapest Retailer
-
£432 GBP
$575 USD
Final sale: no returns
A
Retailer 2
-
£582 GBP
$775 USD
View
A
Retailer 3
-
£589 GBP
View
A
Retailer 4
-
£721 GBP
€915 EUR
View
A
Retailer 5
-
£740 GBP
View
A
Retailer 6
-
£744 GBP
$991 USD
View
A
Retailer 7
-
£749 GBP
$997 USD
View
Retailer 8
-
£1,020 GBP
A$2,089 AUD
View
Price last confirmed 9 days ago
A
Retailer 9
-
£1,040 GBP
ZAR 22,380 ZAR
View
A
Retailer 10
-
£1,230 GBP
$1,638 USD
View
A
Retailer 11
-
£1,396 GBP
View
B+
Retailer 12
-
£1,559 GBP
$2,076 USD
View
B+
Retailer 13
-
£1,650 GBP
$2,198 USD
View
B+
Retailer 14
-
£1,777 GBP
$2,367 USD
View
B+
Retailer 15
-
£2,004 GBP
View
Most Expensive
Rare Carat
22N839675786 · Oct 19
£2,640 GBP
$3,515 USD
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from £432 GBPSave up to £1,572 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
3.10ct Cushion
£432 GBP