Radiant|Lab Grown|IGI

12.03ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG745524038

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

Certificate IGI LG745524038

Diamond specifications and retailer prices

From £2,323 GBP
$3,112 USD
As of November 1, 2026
Save £4,557 GBP (66%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £6,880 GBP at Adiamor · As of November 2, 2026
View at Adiamor

About this 12.03ct lab-grown radiant diamond

This 12.03ct 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 LG745524038 or 745524038. Listed at 20 retailers as of November 1, 2026, with prices from £2,323 to £6,880, a £4,557 spread on the same certified stone. Adiamor lists it at £6,880. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745524038
Dimensions11.26 × 11.26 × 7.33 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.26 mm11.26 mm12.03 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745524038
Side View
Table 64.0%Crown 43°Girdle: MediumPavilion 36.8°Culet: NoneDepth 65.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £6,880 GBP|Low: £1,307 GBP|High: £6,893 GBP|Avg: £2,928 GBP|-0.2%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
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Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 19£1,363 GBP
Retailer 10£1,462 GBP
Retailer 21£1,590 GBP
Retailer 14£1,612 GBP
Retailer 7£1,636 GBP
Retailer 4£1,696 GBP
Retailer 6£2,066 GBP
Retailer 15£2,323 GBP
Retailer 12£2,331 GBP
Retailer 17£2,349 GBP
Retailer 16£2,519 GBP
Retailer 18£2,601 GBP
Retailer 3£2,785 GBP
Retailer 20£3,147 GBP
Retailer 9£3,219 GBP
Retailer 13£4,258 GBP
Retailer 8£4,569 GBP
Retailer 5£4,843 GBP
Retailer 11£5,936 GBP
Retailer 2£6,409 GBP
Adiamor£6,880 GBP

33 data points across 21 retailers

20 retailers£2,323 GBP to £6,880 GBP

Retailer 1
-
£1,462 GBP
$1,959 USD
Price last confirmed 9 days ago
Retailer 2
-
£1,590 GBP
$2,131 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£1,612 GBP
$2,160 USD
View
Price last confirmed 20 days ago
Retailer 4
-
£1,696 GBP
$2,272 USD
View
Price last confirmed 11 days ago
Retailer 5
-
£2,066 GBP
$2,768 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£2,323 GBP
$3,112 USD
View
Retailer 7
-
£2,331 GBP
$3,123 USD
View
Price last confirmed 11 days ago
Retailer 8
-
£2,349 GBP
View
Price last confirmed 8 days ago
Retailer 9
-
£2,519 GBP
$3,375 USD
View
Price last confirmed 7 days ago
Retailer 10
-
£2,601 GBP
ZAR 56,294 ZAR
View
Price last confirmed 8 days ago
Retailer 11
-
£2,785 GBP
$3,731 USD
View
Price last confirmed 10 days ago
Retailer 12
-
£3,147 GBP
A$6,487 AUD
View
Price last confirmed 10 days ago
Retailer 13
-
£3,219 GBP
View
Price last confirmed 9 days ago
B+
Retailer 14
-
£4,258 GBP
$5,705 USD
View
Retailer 15
-
£4,385 GBP
$5,875 USD
View
Price last confirmed 35 days ago
Retailer 16
-
£4,569 GBP
$6,122 USD
View
Price last confirmed 7 days ago
Retailer 17
-
£4,843 GBP
$6,489 USD
View
Price last confirmed 8 days ago
Retailer 18
-
£5,936 GBP
$7,954 USD
View
Price last confirmed 8 days ago
B
Retailer 19
-
£6,409 GBP
A$13,211 AUD
View
Most Expensive
B
Adiamor
D-77279780 · Nov 2
£6,880 GBP
$9,218 USD
View
19 more retailers have this diamond
Prices start from £2,323 GBPSave up to £4,557 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.

B+
12.03ct Radiant
£2,323 GBP