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Cushion|Lab Grown|IGI

12.08ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG626428544

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG626428544

Diamond specifications and retailer prices

From £1,928 GBP
As of October 30, 2026
Save £11,558 GBP (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £13,486 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 12.08ct lab-grown cushion diamond

This 12.08ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626428544 or 626428544. Listed at 15 retailers as of October 29, 2026, with prices from £1,928 to £13,486, a £11,558 spread on the same certified stone. Brilliant Earth lists it at £13,486. 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

12.08
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626428544
Dimensions13.56 × 12.99 × 8.67 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.56 mm12.99 mm12.08 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626428544
Side View
Table 61.0%Crown 34.4°Girdle: STK-THKPavilion 39°Culet: NoneDepth 66.7%

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: £13,486 GBP|Low: £1,921 GBP|High: £13,486 GBP|Avg: £4,299 GBP
Brilliant Earth
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
October 31, 2026
Retailer 9£1,928 GBP
Retailer 3£2,310 GBP
Retailer 13£2,393 GBP
Retailer 5£2,723 GBP
Retailer 8£3,067 GBP
Retailer 12£3,136 GBP
Retailer 7£3,233 GBP
Retailer 14£3,723 GBP
Retailer 2£3,795 GBP
Retailer 6£4,129 GBP
Retailer 11£6,011 GBP
Retailer 10£6,379 GBP
Retailer 4£6,672 GBP
Brilliant Earth£13,486 GBP

44 data points across 14 retailers

15 retailers£1,928 GBP to £13,486 GBP

A
Cheapest Retailer
-
£1,928 GBP
A
Retailer 2
-
£2,310 GBP
$3,095 USD
View
Final sale: no returns
Retailer 3
-
£2,393 GBP
$3,206 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
£2,723 GBP
$3,648 USD
View
A
Retailer 5
-
£3,067 GBP
$4,110 USD
View
A
Retailer 6
-
£3,136 GBP
$4,202 USD
View
A
Retailer 7
-
£3,233 GBP
View
Retailer 8
-
£3,723 GBP
$4,988 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
£3,795 GBP
€4,843 EUR
View
B+
Retailer 10
-
£4,129 GBP
View
B+
Retailer 11
-
£6,011 GBP
$8,054 USD
View
B
Retailer 12
-
£6,379 GBP
$8,547 USD
View
B
Retailer 13
-
£6,672 GBP
$8,940 USD
View
B
Retailer 14
-
£8,341 GBP
$11,176 USD
View
Most Expensive
B
Brilliant Earth
20602485A · Oct 29
£13,486 GBP
$18,070 USD
View
14 more retailers have this diamond
Prices start from £1,928 GBPSave up to £11,558 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
12.08ct Cushion
£1,928 GBP