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Princess|Natural|GIA

0.55ct F SI1 Princess Natural Diamond

EX • F/SI1 • GIA 5556507653

Certificate GIA 5556507653

Diamond specifications and retailer prices

From £403 GBP
As of November 6, 2026
Save £118 GBP (23%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £521 GBP at Blue Nile · As of November 5, 2026
View at Blue Nile

About this 0.55ct natural princess diamond

This 0.55ct natural princess sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5556507653. Listed at 5 retailers as of November 5, 2026, with prices from £403 to £521, a £118 spread on the same certified stone. Blue Nile lists it at £521. 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

0.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556507653
Dimensions4.55 × 4.54 × 3.24 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather
Top View
4.55 mm4.54 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5556507653
Side View
Table 68.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 71.4%

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 6
Current: £521 GBP|Low: £353 GBP|High: £551 GBP|Avg: £456 GBP|-5.4%
Blue Nile
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5£403 GBP
Retailer 4£411 GBP
Retailer 3£451 GBP
Retailer 2£499 GBP
Blue Nile£521 GBP

41 data points across 5 retailers

5 retailers£403 GBP to £521 GBP

A
Cheapest Retailer
-
£403 GBP
A
Retailer 2
-
£411 GBP
View
Final sale: no returns
B+
Retailer 3
-
£451 GBP
View
B+
Retailer 4
-
£499 GBP
View
Most Expensive
B+
Blue Nile
29422754 · Nov 5
£521 GBP
$698 USD
View
4 more retailers have this diamond
Prices start from £403 GBPSave up to £118 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
0.55ct Princess
£403 GBP