Round|Natural|GIA

3.02ct H SI1 Round Natural Diamond

EX • H/SI1

Diamond specifications and retailer prices

From £18,608 GBP
As of November 6, 2026
Save £5,856 GBP (24%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £28,559 GBP at Aurelinne · As of October 9, 2026
View at Aurelinne

About this 3.02ct natural round diamond

This 3.02ct natural round sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 9 retailers as of November 6, 2026, with a 31% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.02
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
Dimensions9.19 × 9.27 × 5.72 mm
L/W Ratio1.01
Top View
9.19 mm9.27 mm3.02 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.9%

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 6
Current: £23,065 GBP|Low: £18,404 GBP|High: £28,559 GBP|Avg: £22,533 GBP
Aurelinne
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 9£18,608 GBP
Retailer 2£19,727 GBP
Retailer 5£20,132 GBP
Retailer 3£20,475 GBP
Retailer 8£21,062 GBP
Retailer 10£21,357 GBP
Retailer 7£21,933 GBP
Retailer 12£22,022 GBP
Retailer 11£22,210 GBP
Aurelinne£23,065 GBP
Retailer 4£24,227 GBP
Retailer 6£24,464 GBP

13 data points across 12 retailers

9 retailers£18,608 GBP to £24,464 GBP

A
Cheapest Retailer
-
£18,608 GBP
A
Retailer 2
-
£19,727 GBP
View
B+
Retailer 3
-
£20,132 GBP
View
B+
Retailer 4
-
£21,062 GBP
View
B+
Retailer 5
-
£21,933 GBP
View
Retailer 6
-
£22,022 GBP
View
Price last confirmed 30 days ago
B+
Retailer 7
-
£24,464 GBP
View
Retailer 8
-
£26,444 GBP
View
Price last confirmed 34 days ago
Most Expensive
Aurelinne
8de02438-8946-4c51-a405-e30ed3f4502a · Oct 9
£28,559 GBP
$38,438 USD
View
Price last confirmed 28 days ago
8 more retailers have this diamond
Prices start from £18,608 GBPSave up to £5,856 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
3.02ct Round
£18,608 GBP