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Princess|Natural|GIA

3.51ct D SI2 Princess Natural Diamond

EX • D/SI2

Diamond specifications and retailer prices

From £22,415 GBP
As of November 4, 2026
Save £8,824 GBP (28%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £31,239 GBP at Moon Ocean · As of November 6, 2026
View at Moon Ocean

About this 3.51ct natural princess diamond

This 3.51ct natural princess sits in the three to five carat band, graded D 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 10 retailers as of November 4, 2026, with prices from £22,415 to £31,239, a £8,824 spread on the same certified stone. Moon Ocean lists it at £31,239. 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

3.51
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
Dimensions8.43 × 8.33 × 5.93 mm
L/W Ratio1.01
Top View
8.43 mm8.33 mm3.51 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA
Side View
Table 70.0%CrownGirdle: ThickPavilionCulet: NoneDepth 71.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: £31,239 GBP|Low: £22,145 GBP|High: £31,808 GBP|Avg: £26,601 GBP|-0.6%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 10£22,415 GBP
Retailer 3£24,421 GBP
Retailer 2£24,739 GBP
Retailer 7£25,770 GBP
Retailer 9£25,976 GBP
Retailer 5£26,800 GBP
Retailer 8£27,153 GBP
Retailer 4£27,832 GBP
Retailer 6£29,241 GBP
Moon Ocean£31,239 GBP

27 data points across 10 retailers

10 retailers£22,415 GBP to £31,239 GBP

A
Cheapest Retailer
-
£22,415 GBP
A
Retailer 2
-
£24,421 GBP
View
Retailer 3
-
£24,739 GBP
View
Price last confirmed 8 days ago
B+
Retailer 4
-
£25,770 GBP
View
B+
Retailer 5
-
£25,976 GBP
View
B+
Retailer 6
-
£26,800 GBP
View
B+
Retailer 7
-
£27,153 GBP
View
B+
Retailer 8
-
£27,832 GBP
View
B+
Retailer 9
-
£29,241 GBP
View
Most Expensive
B+
Moon Ocean
NVN-E43067D3D-461 · Nov 6
£31,239 GBP
View
9 more retailers have this diamond
Prices start from £22,415 GBPSave up to £8,824 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
3.51ct Princess
£22,415 GBP