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Cushion|Lab Grown|IGI

10.57ct E VVS2 Cushion Lab Grown Diamond

ID • E/VVS2 • IGI LG840638779

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840638779

Diamond specifications and retailer prices

From £2,035 GBP
HK$21,300 HKD
As of October 30, 2026
Save £4,424 GBP (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £7,049 GBP at Novita Diamonds · As of October 8, 2026
View at Novita Diamonds

About this 10.57ct lab-grown cushion diamond

This 10.57ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840638779 or 840638779. Listed at 10 retailers as of October 30, 2026, with a 217% 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

10.57
Carat
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840638779
Dimensions15.87 × 11.43 × 7.48 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.87 mm11.43 mm10.57 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840638779
Side View
Table 61.0%Crown 32.5°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 65.4%

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 30
Current: £7,049 GBP|Low: £2,035 GBP|High: £9,740 GBP|Avg: £4,466 GBP|-0.3%
Novita Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 8£2,035 GBP
Retailer 9£2,079 GBP
Retailer 2£2,379 GBP
Retailer 5£2,706 GBP
Retailer 3£2,809 GBP
Retailer 4£4,426 GBP
Retailer 6£5,855 GBP
Retailer 10£6,053 GBP
Retailer 7£6,459 GBP
Novita Diamonds£7,049 GBP

30 data points across 10 retailers

10 retailers£2,035 GBP to £6,459 GBP

A
Cheapest Retailer
-
£2,035 GBP
HK$21,300 HKD
A
Retailer 2
-
£2,079 GBP
$2,785 USD
View
A
Retailer 3
-
£2,379 GBP
View
A
Retailer 4
-
£2,706 GBP
$3,626 USD
View
A
Retailer 5
-
£2,809 GBP
€3,584 EUR
View
Retailer 6
-
£4,426 GBP
$5,930 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
£5,855 GBP
$7,845 USD
View
B+
Retailer 8
-
£6,053 GBP
$8,111 USD
View
B+
Retailer 9
-
£6,459 GBP
$8,654 USD
View
Most Expensive
Novita Diamonds
cert_840638779 · Oct 8
£7,049 GBP
A$14,531 AUD
View
Price last confirmed 22 days ago
9 more retailers have this diamond
Prices start from £2,035 GBPSave up to £4,424 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
10.57ct Cushion
£2,035 GBP