Princess|Natural|IGI

1.00ct K SI2 Princess Natural Diamond

EX • K/SI2 • IGI 826664550

Shape and cutting style on the report: Princess cut

Certificate IGI 826664550

Diamond specifications and retailer prices

From £696 GBP
As of November 5, 2026
Save £557 GBP (44%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £2,286 GBP at NZ Jewellers · As of September 20, 2026
View at NZ Jewellers

About this 1ct natural princess diamond

This 1ct natural princess sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 826664550. Listed at 16 retailers as of November 4, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle44.4°
Pavilion angle38.6°
OriginNatural
Grading LabIGI
CertificateIGI 826664550
Dimensions5.66 × 5.41 × 3.84 mm
L/W Ratio1.05
Top View
5.66 mm5.41 mm1.00 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 826664550
Side View
Table 70.0%Crown 44.4°Girdle: MediumPavilion 38.6°Culet: NoneDepth 71.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £2,160 GBP|Low: £689 GBP|High: £2,184 GBP|Avg: £950 GBP|-1.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8£689 GBP
Retailer 9£689 GBP
Retailer 10£696 GBP
Retailer 2£701 GBP
Retailer 5£712 GBP
Retailer 3£785 GBP
Retailer 6£791 GBP
Retailer 4£959 GBP
Retailer 7£1,253 GBP
NZ Jewellers£2,160 GBP

42 data points across 10 retailers

16 retailers£696 GBP to £1,253 GBP

Retailer 1
-
£689 GBP
Price last confirmed 19 days ago
Retailer 2
-
£689 GBP
View
Price last confirmed 8 days ago
Retailer 3
-
£689 GBP
View
Price last confirmed 8 days ago
A
Retailer 4
-
£696 GBP
View
A
Retailer 5
-
£701 GBP
View
A
Retailer 6
-
£712 GBP
View
Retailer 7
-
£715 GBP
View
Price last confirmed 22 days ago
Retailer 8
-
£729 GBP
View
Price last confirmed 46 days ago
A
Retailer 9
-
£785 GBP
View
B+
Retailer 10
-
£791 GBP
View
Retailer 11
-
£794 GBP
View
Price last confirmed 18 days ago
Retailer 12
-
£841 GBP
View
Price last confirmed 46 days ago
B+
Retailer 13
-
£959 GBP
View
B
Retailer 14
-
£1,253 GBP
View
Retailer 15
-
£2,160 GBP
View
Price last confirmed 20 days ago
Most Expensive
NZ Jewellers
c6eb585f-1ee8-4834-aea5-ed5b564afe5d · Sep 20
£2,286 GBP
$3,077 USD
View
Price last confirmed 46 days ago
15 more retailers have this diamond
Prices start from £696 GBPSave up to £557 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
£696 GBP