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Radiant|Lab Grown|IGI

2.55ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG671499637

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

Certificate IGI LG671499637

Diamond specifications and retailer prices

From £1,636 GBP
As of October 31, 2026
Save £126 GBP (7%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,761 GBP at Brilliant Earth · As of October 31, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG671499637 or 671499637. Listed at 2 retailers as of October 31, 2026, with a relatively tight 8% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.7°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671499637
Dimensions9.69 × 6.73 × 4.56 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.69 mm6.73 mm2.55 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671499637
Side View
Table 63.0%Crown 41.7°Girdle: MediumPavilion 35.6°Culet: NoneDepth 67.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £1,761 GBP|Low: £444 GBP|High: £6,060 GBP|Avg: £1,762 GBP|-8.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 4, 2026
Retailer 2£444 GBP
Retailer 7£510 GBP
Retailer 8£731 GBP
Retailer 6£887 GBP
Retailer 9£1,202 GBP
Retailer 5£1,286 GBP
Retailer 3£1,666 GBP
Brilliant Earth£1,761 GBP
Retailer 4£2,366 GBP

26 data points across 9 retailers

2 retailers£1,636 GBP to £1,761 GBP

B
Cheapest Retailer
-
£1,636 GBP
Most Expensive
B
Brilliant Earth
13204922B · Oct 31
£1,761 GBP
$2,360 USD
View
1 more retailer has this diamond
Prices start from £1,636 GBPSave up to £126 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
£1,636 GBP