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Princess|Natural|IGI

1.22ct K SI2 Princess Natural Diamond

VG • K/SI2 • IGI 291787547

Shape and cutting style on the report: Princess cut

Certificate IGI 291787547

Diamond specifications and retailer prices

From £728 GBP
As of November 1, 2026
Save £870 GBP (54%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £1,598 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 1.22ct natural princess diamond

This 1.22ct natural princess sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 291787547. Listed at 3 retailers as of November 1, 2026, with prices from £728 to £1,598, a £870 spread on the same certified stone. MOH London lists it at £1,598. 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

1.22
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle42.7°
Pavilion angle40.3°
OriginNatural
Grading LabIGI
CertificateIGI 291787547
Dimensions6.05 × 5.88 × 4.20 mm
L/W Ratio1.03
Culet sizePointed
Top View
6.05 mm5.88 mm1.22 ctK / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI 291787547
Side View
Table 79.5%Crown 42.7°Girdle: MediumPavilion 40.3°Culet: NoneDepth 71.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: £1,598 GBP|Low: £728 GBP|High: £1,923 GBP|Avg: £1,273 GBP|-15.8%
MOH London
Retailer 2
Retailer 3
November 6, 2026
Retailer 3£728 GBP
Retailer 2£1,130 GBP
MOH London£1,598 GBP

21 data points across 3 retailers

3 retailers£728 GBP to £1,598 GBP

B+
Cheapest Retailer
-
£728 GBP
B+
Retailer 2
-
£1,130 GBP
View
Most Expensive
B
MOH London
0344F773A · Nov 4
£1,598 GBP
View
2 more retailers have this diamond
Prices start from £728 GBPSave up to £870 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+
1.22ct Princess
£728 GBP