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Radiant|Lab Grown|IGI

15.54ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG800651672

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

Certificate IGI LG800651672

Diamond specifications and retailer prices

From £7,982 GBP
A$16,478 AUD
As of November 1, 2026
Save £2,962 GBP (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £10,944 GBP at Adiamor · As of November 2, 2026
View at Adiamor

About this 15.54ct lab-grown radiant diamond

This 15.54ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG800651672 or 800651672. Listed at 3 retailers as of November 1, 2026, with prices from £7,982 to £10,944, a £2,962 spread on the same certified stone. Adiamor lists it at £10,944. 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

15.54
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.7°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800651672
Dimensions17.80 × 12.41 × 8.40 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.80 mm12.41 mm15.54 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800651672
Side View
Table 63.0%Crown 25.7°Girdle: MediumPavilion 35°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £10,944 GBP|Low: £2,575 GBP|High: £11,012 GBP|Avg: £6,244 GBP
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 7£2,575 GBP
Retailer 8£3,125 GBP
Retailer 3£3,364 GBP
Retailer 9£3,491 GBP
Retailer 11£3,613 GBP
Retailer 6£3,683 GBP
Retailer 4£6,429 GBP
Retailer 2£7,982 GBP
Retailer 10£8,562 GBP
Retailer 5£9,971 GBP
Adiamor£10,944 GBP
Retailer 12£11,012 GBP

7 data points across 12 retailers

3 retailers£7,982 GBP to £10,944 GBP

B+
Cheapest Retailer
-
£7,982 GBP
A$16,478 AUD
B
Retailer 2
-
£9,971 GBP
$13,380 USD
View
Most Expensive
B
Adiamor
D-79717613 · Nov 2
£10,944 GBP
$14,686 USD
View
2 more retailers have this diamond
Prices start from £7,982 GBPSave up to £2,962 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+
15.54ct Radiant
£7,982 GBP