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Round|Natural|GIA

3.02ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6511210806

Certificate GIA 6511210806

Diamond specifications and retailer prices

From £34,302 GBP
As of November 5, 2026
Save £22,012 GBP (39%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £56,313 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 3.02ct natural round diamond

This 3.02ct natural round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6511210806. Listed at 5 retailers as of November 5, 2026, with prices from £34,302 to £56,313, a £22,012 spread on the same certified stone. Diamond Quarter lists it at £56,313. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6511210806
Dimensions9.35 × 9.38 × 5.58 mm
L/W Ratio1.00
Top View
9.35 mm9.38 mm3.02 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6511210806
Side View
Table 61.0%Crown 33°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 59.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £34,302 GBP|Low: £29,601 GBP|High: £38,822 GBP|Avg: £35,196 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 20, 2026
Retailer 2£30,485 GBP
Retailer 1£34,302 GBP
Retailer 3£37,343 GBP
Retailer 5£37,343 GBP
Retailer 4£37,803 GBP
Retailer 6£38,822 GBP

15 data points across 6 retailers

5 retailers£34,302 GBP to £56,313 GBP

B+
Cheapest Retailer
-
£34,302 GBP
B+
Retailer 2
-
£37,343 GBP
View
B+
Retailer 3
-
£37,343 GBP
View
B+
Retailer 4
-
£37,803 GBP
View
Most Expensive
B
Diamond Quarter
3.02SI1D6506250FN · Nov 5
£56,313 GBP
View
4 more retailers have this diamond
Prices start from £34,302 GBPSave up to £22,012 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+
3.02ct Round
£34,302 GBP