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Cushion|Lab Grown|IGI

3.03ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG526268677

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG526268677

Diamond specifications and retailer prices

From £465 GBP
$623 USD
As of October 31, 2026
Save £1,961 GBP (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,426 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.03ct lab-grown cushion diamond

This 3.03ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG526268677 or 526268677. Listed at 14 retailers as of October 31, 2026, with prices from £465 to £2,426, a £1,961 spread on the same certified stone. Brilliant Earth lists it at £2,426. 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

3.03
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.6°
Pavilion angle29.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526268677
Dimensions8.65 × 7.80 × 4.97 mm
L/W Ratio1.11
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
8.65 mm7.80 mm3.03 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526268677
Side View
Table 62.5%Crown 31.6°Girdle: STK-VTKPavilion 29.9°Culet: NoneDepth 63.7%

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 31
Current: £2,426 GBP|Low: £449 GBP|High: £2,508 GBP|Avg: £1,261 GBP|-3.3%
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
November 1, 2026
Retailer 3£465 GBP
Retailer 8£515 GBP
Retailer 7£593 GBP
Retailer 13£721 GBP
Retailer 10£794 GBP
Retailer 11£794 GBP
Retailer 6£796 GBP
Retailer 12£1,501 GBP
Retailer 9£1,658 GBP
Retailer 5£1,670 GBP
Retailer 4£1,739 GBP
Retailer 2£2,235 GBP
Brilliant Earth£2,426 GBP

41 data points across 13 retailers

14 retailers£465 GBP to £2,426 GBP

A
Cheapest Retailer
-
£465 GBP
$623 USD
Final sale: no returns
Retailer 2
-
£515 GBP
$690 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
£593 GBP
$795 USD
View
A
Retailer 4
-
£721 GBP
$966 USD
View
A
Retailer 5
-
£794 GBP
$1,064 USD
View
A
Retailer 6
-
£794 GBP
$1,064 USD
View
A
Retailer 7
-
£796 GBP
View
B
Retailer 8
-
£1,501 GBP
View
B+
Retailer 9
-
£1,658 GBP
$2,221 USD
View
B+
Retailer 10
-
£1,670 GBP
$2,237 USD
View
B
Retailer 11
-
£1,739 GBP
$2,330 USD
View
B
Retailer 12
-
£1,758 GBP
HK$18,400 HKD
View
B
Retailer 13
-
£2,235 GBP
View
Most Expensive
B
Brilliant Earth
17972213A · Oct 31
£2,426 GBP
$3,250 USD
View
13 more retailers have this diamond
Prices start from £465 GBPSave up to £1,961 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
3.03ct Cushion
£465 GBP