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Princess|Natural|IGI

1.06ct J SI1 Princess Natural Diamond

VG • J/SI1 • IGI 111

Certificate IGI 111

Diamond specifications and retailer prices

From £668 GBP
$895 USD
As of October 31, 2026
Save £153 GBP (19%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £821 GBP at B2C Jewels · As of October 31, 2026
View at B2C Jewels

About this 1.06ct natural princess diamond

This 1.06ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI. Listed at 2 retailers as of October 31, 2026, with prices from £668 to £821, a £153 spread on the same certified stone. B2C Jewels lists it at £821. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.06
Carat
J
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabIGI
CertificateIGI 111
Dimensions5.50 × 5.48 mm
L/W Ratio1.00
Top View
5.50 mm5.48 mm1.06 ctJ / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 111
Side View
Table 72.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 73.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 31
Current: £821 GBP|Low: £668 GBP|High: £916 GBP|Avg: £785 GBP|-10.4%
B2C Jewels
Retailer 2
October 24, 2026
Retailer 2£668 GBP
B2C Jewels£821 GBP

4 data points across 2 retailers

2 retailers£668 GBP to £821 GBP

B+
Cheapest Retailer
-
£668 GBP
$895 USD
Most Expensive
B+
B2C Jewels
27893879 · Oct 31
£821 GBP
$1,100 USD
View
1 more retailer has this diamond
Prices start from £668 GBPSave up to £153 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.

B+
1.06ct Princess
£668 GBP