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Princess|Natural|GIA

1.00ct J SI2 Princess Natural Diamond

EX • J/SI2 • GIA 2556499808

Certificate GIA 2556499808

Diamond specifications and retailer prices

From £689 GBP
As of November 4, 2026
Save £333 GBP (33%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,023 GBP at GemTrove · As of November 6, 2026
View at GemTrove

About this 1ct natural princess diamond

This 1ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556499808. Listed at 6 retailers as of November 4, 2026, with prices from £689 to £1,023, a £333 spread on the same certified stone. GemTrove lists it at £1,023. 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

1.00
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2556499808
Dimensions5.38 × 5.27 × 3.93 mm
L/W Ratio1.02
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
5.38 mm5.27 mm1.00 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 2556499808
Side View
Table 72.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 74.6%

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: £1,023 GBP|Low: £594 GBP|High: £1,023 GBP|Avg: £793 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6£689 GBP
Retailer 4£694 GBP
Retailer 3£735 GBP
Retailer 2£779 GBP
Retailer 5£784 GBP
GemTrove£1,023 GBP

40 data points across 6 retailers

6 retailers£689 GBP to £1,023 GBP

A
Cheapest Retailer
-
£689 GBP
A
Retailer 2
-
£694 GBP
View
Final sale: no returns
A
Retailer 3
-
£735 GBP
View
A
Retailer 4
-
£779 GBP
View
A
Retailer 5
-
£784 GBP
View
Most Expensive
B+
GemTrove
GT-N-01306432-98 · Nov 6
£1,023 GBP
A$2,118 AUD
View
5 more retailers have this diamond
Prices start from £689 GBPSave up to £333 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
1.00ct Princess
£689 GBP