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Princess|Natural|GIA

1.00ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 6542190860

Certificate GIA 6542190860

Diamond specifications and retailer prices

From £687 GBP
As of November 4, 2026
Save £321 GBP (32%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,008 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542190860. Listed at 7 retailers as of November 4, 2026, with prices from £687 to £1,008, a £321 spread on the same certified stone. GemTrove lists it at £1,008. 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
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542190860
Dimensions5.54 × 5.49 × 4.05 mm
L/W Ratio1.01
Top View
5.54 mm5.49 mm1.00 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542190860
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 73.7%

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: £1,008 GBP|Low: £606 GBP|High: £1,008 GBP|Avg: £808 GBP
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 7£687 GBP
Retailer 4£691 GBP
Retailer 3£733 GBP
Retailer 2£777 GBP
Retailer 6£781 GBP
Retailer 5£848 GBP
GemTrove£1,008 GBP

40 data points across 7 retailers

7 retailers£687 GBP to £1,008 GBP

A
Cheapest Retailer
-
£687 GBP
A
Retailer 2
-
£691 GBP
View
Final sale: no returns
A
Retailer 3
-
£733 GBP
View
A
Retailer 4
-
£777 GBP
View
A
Retailer 5
-
£781 GBP
View
A
Retailer 6
-
£848 GBP
View
Most Expensive
B+
GemTrove
GT-N-01306272-98 · Nov 6
£1,008 GBP
A$2,088 AUD
View
6 more retailers have this diamond
Prices start from £687 GBPSave up to £321 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
£687 GBP