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Oval|Lab Grown|IGI

15.05ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG825691483

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825691483

Diamond specifications and retailer prices

From £2,021 GBP
$2,708 USD
As of November 1, 2026
Save £9,122 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £11,143 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.05ct lab-grown oval diamond

This 15.05ct lab-grown oval 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 LG825691483 or 825691483. Listed at 17 retailers as of October 31, 2026, with prices from £2,021 to £11,143, a £9,122 spread on the same certified stone. Brilliant Earth lists it at £11,143. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.6°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825691483
Dimensions20.61 × 13.88 × 8.09 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
20.61 mm13.88 mm15.05 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825691483
Side View
Table 61.0%Crown 30.6°Girdle: STK-VTKPavilion 39.1°Culet: NoneDepth 58.3%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £11,143 GBP|Low: £2,021 GBP|High: £11,493 GBP|Avg: £4,795 GBP|-3.1%
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 13£2,021 GBP
Retailer 7£2,199 GBP
Retailer 3£2,263 GBP
Retailer 15£2,345 GBP
Retailer 6£2,385 GBP
Retailer 12£3,145 GBP
Retailer 2£3,167 GBP
Retailer 4£3,223 GBP
Retailer 14£3,630 GBP
Retailer 9£3,650 GBP
Retailer 11£3,667 GBP
Retailer 10£4,344 GBP
Retailer 5£6,545 GBP
Retailer 8£8,174 GBP
Retailer 16£10,688 GBP
Brilliant Earth£11,143 GBP

35 data points across 16 retailers

17 retailers£2,021 GBP to £11,143 GBP

A
Cheapest Retailer
-
£2,021 GBP
$2,708 USD
A
Retailer 2
-
£2,199 GBP
$2,947 USD
View
A
Retailer 3
-
£2,263 GBP
$3,032 USD
View
Final sale: no returns
A
Retailer 4
-
£2,345 GBP
$3,142 USD
View
A
Retailer 5
-
£2,385 GBP
$3,195 USD
View
Retailer 6
-
£2,522 GBP
$3,379 USD
View
Price last confirmed 20 days ago
A
Retailer 7
-
£3,145 GBP
$4,214 USD
View
A
Retailer 8
-
£3,167 GBP
View
A
Retailer 9
-
£3,223 GBP
$4,318 USD
View
A
Retailer 10
-
£3,630 GBP
ZAR 78,571 ZAR
View
A
Retailer 11
-
£3,650 GBP
$4,891 USD
View
A
Retailer 12
-
£3,667 GBP
€4,680 EUR
View
B+
Retailer 13
-
£4,344 GBP
A$8,955 AUD
View
B+
Retailer 14
-
£6,545 GBP
$8,770 USD
View
B
Retailer 15
-
£8,174 GBP
$10,952 USD
View
B
Retailer 16
-
£10,688 GBP
$14,321 USD
View
Most Expensive
B
Brilliant Earth
21133684A · Oct 31
£11,143 GBP
$14,930 USD
View
16 more retailers have this diamond
Prices start from £2,021 GBPSave up to £9,122 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 Oval
£2,021 GBP