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Round|Lab Grown|IGI

12.03ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG843638580

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843638580

Diamond specifications and retailer prices

From £4,288 GBP
$5,746 USD
As of October 31, 2026
Save £11,623 GBP (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £15,911 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.03ct lab-grown round diamond

This 12.03ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843638580 or 843638580. Listed at 13 retailers as of October 31, 2026, with prices from £4,288 to £15,911, a £11,623 spread on the same certified stone. Taylor and Hart lists it at £15,911. 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
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843638580
Dimensions14.78 × 14.84 × 9.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.78 mm14.84 mm12.03 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843638580
Side View
Table 57.0%Crown 33.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.3%

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: Oct 31
Current: £8,443 GBP|Low: £3,586 GBP|High: £15,911 GBP|Avg: £7,550 GBP|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
November 1, 2026
Retailer 11£3,586 GBP
Retailer 12£4,288 GBP
Retailer 9£4,444 GBP
Retailer 6£5,104 GBP
Retailer 5£5,661 GBP
Retailer 2£6,863 GBP
Retailer 7£6,875 GBP
Retailer 8£7,156 GBP
Retailer 10£7,735 GBP
Retailer 3£8,360 GBP
Retailer 1£8,443 GBP
Retailer 4£12,349 GBP
Taylor and Hart£15,911 GBP

17 data points across 13 retailers

13 retailers£4,288 GBP to £15,911 GBP

Retailer 1
-
£3,586 GBP
Price last confirmed 15 days ago
A
Retailer 2
-
£4,288 GBP
$5,746 USD
View
Final sale: no returns
A
Retailer 3
-
£4,444 GBP
$5,955 USD
View
A
Retailer 4
-
£5,104 GBP
$6,839 USD
View
B+
Retailer 5
-
£5,661 GBP
View
B+
Retailer 6
-
£6,863 GBP
$9,195 USD
View
B+
Retailer 7
-
£6,875 GBP
ZAR 148,809 ZAR
View
B+
Retailer 8
-
£7,156 GBP
€9,132 EUR
View
B+
Retailer 9
-
£7,735 GBP
$10,364 USD
View
B+
Retailer 10
-
£8,360 GBP
$11,202 USD
View
B+
Retailer 11
-
£8,443 GBP
A$17,405 AUD
View
B
Retailer 12
-
£12,349 GBP
$16,547 USD
View
Most Expensive
B
Taylor and Hart
2KV9EM6 · Oct 31
£15,911 GBP
$21,320 USD
View
12 more retailers have this diamond
Prices start from £4,288 GBPSave up to £11,623 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 Round
£4,288 GBP