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Marquise|Natural|GIA

3.02ct E SI2 Marquise Natural Diamond

EX • E/SI2

Diamond specifications and retailer prices

From £23,537 GBP
As of November 4, 2026
Save £7,986 GBP (25%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £31,524 GBP at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.02ct natural marquise diamond

This 3.02ct natural marquise sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA. Listed at 12 retailers as of November 4, 2026, with prices from £23,537 to £31,524, a £7,986 spread on the same certified stone. The Diamond Guys lists it at £31,524. 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
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
Dimensions14.37 × 7.56 × 4.62 mm
L/W Ratio1.90
Top View
14.37 mm7.56 mm3.02 ctE / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceStrong
CertificateGIA
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 61.0%

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 4
Current: £28,737 GBP|Low: £23,537 GBP|High: £31,524 GBP|Avg: £27,789 GBP|-0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
The Diamond Guys
November 6, 2026
Retailer 9£23,537 GBP
Retailer 4£25,421 GBP
Retailer 5£26,008 GBP
Retailer 3£27,092 GBP
Retailer 6£27,309 GBP
Retailer 8£28,176 GBP
Retailer 7£28,263 GBP
Retailer 1£28,737 GBP
Retailer 2£29,260 GBP
The Diamond Guys£31,524 GBP

28 data points across 10 retailers

12 retailers£23,537 GBP to £31,524 GBP

A
Cheapest Retailer
-
£23,537 GBP
A
Retailer 2
-
£25,421 GBP
View
Retailer 3
-
£26,008 GBP
View
Price last confirmed 8 days ago
Retailer 4
-
£27,092 GBP
View
Price last confirmed 34 days ago
B+
Retailer 5
-
£27,092 GBP
View
B+
Retailer 6
-
£27,309 GBP
View
B+
Retailer 7
-
£28,176 GBP
View
B+
Retailer 8
-
£28,263 GBP
View
A
Retailer 9
-
£28,737 GBP
View
Retailer 10
-
£29,260 GBP
View
Price last confirmed 28 days ago
B+
Retailer 11
-
£29,260 GBP
View
Most Expensive
B+
The Diamond Guys
1997157916 · Nov 6
£31,524 GBP
$42,428 USD
View
11 more retailers have this diamond
Prices start from £23,537 GBPSave up to £7,986 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 Marquise
£23,537 GBP