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Radiant|Lab Grown|IGI

2.55ct G VS2 Radiant Lab Grown Diamond

EX • G/VS2 • IGI LG641491716

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG641491716

Diamond specifications and retailer prices

From £1,043 GBP
As of October 29, 2026
Save £1,472 GBP (59%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,515 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 2.55ct lab-grown radiant diamond

This 2.55ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG641491716 or 641491716. Listed at 2 retailers as of October 29, 2026, with prices from £1,043 to £2,515, a £1,472 spread on the same certified stone. Brilliant Earth lists it at £2,515. 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

2.55
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641491716
Dimensions9.82 × 6.71 × 4.44 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.82 mm6.71 mm2.55 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641491716
Side View
Table 66.0%Crown 46.6°Girdle: MediumPavilion 33.6°Culet: NoneDepth 66.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £2,515 GBP|Low: £364 GBP|High: £2,515 GBP|Avg: £945 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
September 2, 2026
Retailer 2£365 GBP
Retailer 4£637 GBP
Retailer 5£657 GBP
Retailer 3£834 GBP
Retailer 6£1,482 GBP
Brilliant Earth£2,515 GBP

24 data points across 6 retailers

2 retailers£1,043 GBP to £2,515 GBP

B+
Cheapest Retailer
-
£1,043 GBP
Most Expensive
B
Brilliant Earth
18984418B · Oct 29
£2,515 GBP
$3,370 USD
View
1 more retailer has this diamond
Prices start from £1,043 GBPSave up to £1,472 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.

B+
2.55ct Radiant
£1,043 GBP