Round|Natural|GIA

4.02ct L SI2 Round Natural Diamond

EX • L/SI2 • GIA 2241045520

Certificate GIA 2241045520

Diamond specifications and retailer prices

From £18,040 GBP
As of November 4, 2026
Save £1,806 GBP (9%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £26,544 GBP at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 4.02ct natural round diamond

This 4.02ct natural round sits in the three to five carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2241045520. Listed at 12 retailers as of November 4, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.02
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2241045520
Dimensions10.26 × 10.18 × 6.20 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
10.26 mm10.18 mm4.02 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2241045520
Side View
Table 58.0%Crown 32.5°Girdle: Slightly ThickPavilion 40.8°Culet: NDepth 60.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £26,544 GBP|Low: £18,040 GBP|High: £26,544 GBP|Avg: £21,788 GBP|+28.4%
NZ Jewellers
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
November 4, 2026
Retailer 2£18,040 GBP
Retailer 4£18,799 GBP
Retailer 6£18,830 GBP
Retailer 11£19,056 GBP
Retailer 7£19,846 GBP
Retailer 9£19,898 GBP
Retailer 13£20,479 GBP
Retailer 3£21,342 GBP
Retailer 14£21,503 GBP
Retailer 10£22,186 GBP
Retailer 12£22,413 GBP
Retailer 8£22,788 GBP
Retailer 5£23,267 GBP
NZ Jewellers£26,544 GBP

33 data points across 14 retailers

12 retailers£18,040 GBP to £19,846 GBP

A
Cheapest Retailer
-
£18,040 GBP
Retailer 2
-
£18,799 GBP
View
Price last confirmed 13 days ago
Retailer 3
-
£18,830 GBP
View
Price last confirmed 11 days ago
Retailer 4
-
£19,056 GBP
View
Price last confirmed 11 days ago
B+
Retailer 5
-
£19,846 GBP
View
Retailer 6
-
£21,342 GBP
View
Price last confirmed 13 days ago
Retailer 7
-
£21,503 GBP
View
Price last confirmed 12 days ago
Retailer 8
-
£22,186 GBP
View
Price last confirmed 11 days ago
Retailer 9
-
£22,413 GBP
View
Price last confirmed 12 days ago
Retailer 10
-
£22,788 GBP
View
Price last confirmed 11 days ago
Retailer 11
-
£23,267 GBP
View
Price last confirmed 16 days ago
Most Expensive
NZ Jewellers
0762fe67-7542-4546-a254-46e704cd04f7 · Oct 17
£26,544 GBP
$35,726 USD
View
Price last confirmed 19 days ago
11 more retailers have this diamond
Prices start from £18,040 GBPSave up to £1,806 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
4.02ct Round
£18,040 GBP