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Radiant|Lab Grown|IGI

15.05ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG825604117

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

Certificate IGI LG825604117

Diamond specifications and retailer prices

From £2,871 GBP
HK$30,100 HKD
As of November 1, 2026
Save £7,826 GBP (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £10,697 GBP at Adiamor · As of November 2, 2026
View at Adiamor

About this 15.05ct lab-grown radiant diamond

This 15.05ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825604117 or 825604117. Listed at 9 retailers as of November 1, 2026, with prices from £2,871 to £10,697, a £7,826 spread on the same certified stone. Adiamor lists it at £10,697. 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

15.05
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825604117
Dimensions17.08 × 11.98 × 8.37 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.08 mm11.98 mm15.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825604117
Side View
Table 66.0%Crown 45.2°Girdle: MediumPavilion 35.3°Culet: NoneDepth 69.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £10,697 GBP|Low: £2,871 GBP|High: £10,856 GBP|Avg: £6,545 GBP|-1.3%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7£2,871 GBP
Retailer 3£3,255 GBP
Retailer 8£3,779 GBP
Retailer 2£3,871 GBP
Retailer 5£4,903 GBP
Retailer 4£8,109 GBP
Retailer 9£8,466 GBP
Retailer 6£9,109 GBP
Adiamor£10,697 GBP

41 data points across 9 retailers

9 retailers£2,871 GBP to £10,697 GBP

A
Cheapest Retailer
-
£2,871 GBP
HK$30,100 HKD
A
Retailer 2
-
£3,255 GBP
View
A
Retailer 3
-
£3,779 GBP
$5,071 USD
View
A
Retailer 4
-
£3,871 GBP
€4,947 EUR
View
Retailer 5
-
£4,903 GBP
$6,580 USD
View
Price last confirmed 12 days ago
B
Retailer 6
-
£8,109 GBP
A$16,742 AUD
View
B
Retailer 7
-
£8,466 GBP
$11,361 USD
View
B
Retailer 8
-
£9,109 GBP
$12,224 USD
View
Most Expensive
B
Adiamor
D-81691525 · Nov 2
£10,697 GBP
$14,355 USD
View
8 more retailers have this diamond
Prices start from £2,871 GBPSave up to £7,826 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
15.05ct Radiant
£2,871 GBP