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Oval|Lab Grown|IGI

12.03ct F VVS2 Oval Lab Grown Diamond

ID • F/VVS2 • IGI LG840638369

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840638369

Diamond specifications and retailer prices

From £2,564 GBP
$3,436 USD
As of November 1, 2026
Save £5,779 GBP (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £8,343 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 12.03ct lab-grown oval diamond

This 12.03ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840638369 or 840638369. Listed at 10 retailers as of October 31, 2026, with prices from £2,564 to £8,343, a £5,779 spread on the same certified stone. With Clarity lists it at £8,343. 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

12.03
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840638369
Dimensions18.83 × 12.74 × 7.70 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
18.83 mm12.74 mm12.03 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840638369
Side View
Table 63.0%Crown 33.7°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 60.4%

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: £2,983 GBP|Low: £2,503 GBP|High: £8,343 GBP|Avg: £5,054 GBP|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 1, 2026
Retailer 7£2,564 GBP
Retailer 6£2,637 GBP
Retailer 1£2,983 GBP
Retailer 8£3,469 GBP
Retailer 3£3,603 GBP
Retailer 4£4,750 GBP
Retailer 2£7,231 GBP
Retailer 5£7,504 GBP
Retailer 9£7,768 GBP
With Clarity£8,343 GBP

32 data points across 10 retailers

10 retailers£2,564 GBP to £8,343 GBP

A
Cheapest Retailer
-
£2,564 GBP
$3,436 USD
A
Retailer 2
-
£2,637 GBP
HK$27,600 HKD
View
B+
Retailer 3
-
£2,983 GBP
View
B+
Retailer 4
-
£3,469 GBP
$4,648 USD
View
B+
Retailer 5
-
£3,603 GBP
€4,598 EUR
View
B+
Retailer 6
-
£4,750 GBP
$6,365 USD
View
B
Retailer 7
-
£7,231 GBP
A$14,905 AUD
View
B
Retailer 8
-
£7,504 GBP
$10,055 USD
View
B
Retailer 9
-
£7,768 GBP
$10,409 USD
View
Most Expensive
B
With Clarity
840638369 · Oct 31
£8,343 GBP
$11,179 USD
View
9 more retailers have this diamond
Prices start from £2,564 GBPSave up to £5,779 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
12.03ct Oval
£2,564 GBP