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Radiant|Lab Grown|IGI

4.03ct H VS2 Radiant Lab Grown Diamond

EX • H/VS2 • IGI LG677580233

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

Certificate IGI LG677580233

Diamond specifications and retailer prices

From £1,051 GBP
As of October 28, 2026
Save £1,345 GBP (56%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £2,396 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.03ct lab-grown radiant diamond

This 4.03ct lab-grown radiant sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG677580233 or 677580233. Listed at 2 retailers as of October 28, 2026, with prices from £1,051 to £2,396, a £1,345 spread on the same certified stone. Brilliant Earth lists it at £2,396. 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

4.03
Carat
H
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677580233
Dimensions11.28 × 7.82 × 5.29 mm
L/W Ratio1.44
Culet sizePointed
Top View
11.28 mm7.82 mm4.03 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677580233
Side View
Table 67.0%Crown 44.2°Girdle: MediumPavilion 36.5°Culet: NoneDepth 67.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: £626 GBP|Low: £411 GBP|High: £2,374 GBP|Avg: £967 GBP|-16.7%
Retailer 1
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Retailer 10
June 17, 2026
Retailer 9£537 GBP
Retailer 10£554 GBP
Retailer 1£626 GBP
Retailer 6£738 GBP
Retailer 8£793 GBP
Retailer 5£918 GBP
Retailer 2£1,137 GBP
Retailer 4£1,171 GBP
Retailer 3£1,194 GBP
Retailer 7£2,240 GBP

67 data points across 10 retailers

2 retailers£1,051 GBP to £2,396 GBP

B+
Cheapest Retailer
-
£1,051 GBP
Most Expensive
B
Brilliant Earth
19432263A · Oct 29
£2,396 GBP
$3,210 USD
View
1 more retailer has this diamond
Prices start from £1,051 GBPSave up to £1,345 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+
4.03ct Radiant
£1,051 GBP