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Round|Lab Grown|IGI

15.03ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG761506788

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761506788

Diamond specifications and retailer prices

From £5,708 GBP
$7,648 USD
As of November 1, 2026
Save £19,302 GBP (77%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £25,010 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.03ct lab-grown round diamond

This 15.03ct lab-grown round 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 LG761506788 or 761506788. Listed at 17 retailers as of October 31, 2026, with prices from £5,708 to £25,010, a £19,302 spread on the same certified stone. Brilliant Earth lists it at £25,010. 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

15.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761506788
Dimensions16.01 × 15.95 × 9.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.01 mm15.95 mm15.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761506788
Side View
Table 57.0%Crown 34.2°Girdle: MediumPavilion 40.2°Culet: NoneDepth 60.2%

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: £25,010 GBP|Low: £5,480 GBP|High: £25,838 GBP|Avg: £9,888 GBP|-3.2%
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
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 15£5,708 GBP
Retailer 16£5,936 GBP
Retailer 7£6,186 GBP
Retailer 5£6,392 GBP
Retailer 11£6,564 GBP
Retailer 6£6,621 GBP
Retailer 14£7,366 GBP
Retailer 8£7,447 GBP
Retailer 2£7,667 GBP
Retailer 9£8,123 GBP
Retailer 12£10,250 GBP
Retailer 4£11,855 GBP
Retailer 13£12,187 GBP
Retailer 10£12,606 GBP
Retailer 3£21,896 GBP
Brilliant Earth£25,010 GBP

44 data points across 16 retailers

17 retailers£5,708 GBP to £25,010 GBP

A
Cheapest Retailer
-
£5,708 GBP
$7,648 USD
A
Retailer 2
-
£5,936 GBP
$7,954 USD
View
B+
Retailer 3
-
£6,186 GBP
$8,288 USD
View
B+
Retailer 4
-
£6,392 GBP
$8,565 USD
View
Final sale: no returns
B+
Retailer 5
-
£6,564 GBP
$8,795 USD
View
Retailer 6
-
£6,621 GBP
$8,872 USD
View
Price last confirmed 20 days ago
B+
Retailer 7
-
£6,621 GBP
$8,872 USD
View
B+
Retailer 8
-
£7,366 GBP
$9,869 USD
View
B+
Retailer 9
-
£7,447 GBP
$9,978 USD
View
B+
Retailer 10
-
£7,667 GBP
$10,273 USD
View
B+
Retailer 11
-
£8,123 GBP
View
B
Retailer 12
-
£10,250 GBP
ZAR 221,873 ZAR
View
B
Retailer 13
-
£11,855 GBP
$15,884 USD
View
B
Retailer 14
-
£12,187 GBP
€15,552 EUR
View
B
Retailer 15
-
£12,606 GBP
A$25,985 AUD
View
B
Retailer 16
-
£21,896 GBP
$29,339 USD
View
Most Expensive
B
Brilliant Earth
19038742A · Oct 31
£25,010 GBP
$33,510 USD
View
16 more retailers have this diamond
Prices start from £5,708 GBPSave up to £19,302 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
15.03ct Round
£5,708 GBP