Princess|Natural|IGI

1.21ct I VS1 Princess Natural Diamond

VG • I/VS1 • IGI 778651625

Shape and cutting style on the report: Princess cut

Certificate IGI 778651625

Diamond specifications and retailer prices

From £1,655 GBP
As of November 4, 2026
5 retailers carry this diamond
Most expensive: £3,348 GBP at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 778651625. Listed at 5 retailers as of November 4, 2026. 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

1.21
Carat
I
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.4°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 778651625
Dimensions5.82 × 5.72 × 4.20 mm
L/W Ratio1.02
Top View
5.82 mm5.72 mm1.21 ctI / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 778651625
Side View
Table 75.0%Crown 47.4°Girdle: MediumPavilion 39.4°CuletDepth 73.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £2,026 GBP|Low: £1,655 GBP|High: £2,839 GBP|Avg: £2,234 GBP|+1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
October 18, 2026
Retailer 4£1,655 GBP
Retailer 1£2,026 GBP
Retailer 3£2,441 GBP
Retailer 2£2,820 GBP

14 data points across 4 retailers

5 retailers

Retailer 1
-
£1,601 GBP
Price last confirmed 38 days ago
A
Retailer 2
-
£1,655 GBP
View
Retailer 3
-
£2,441 GBP
View
Price last confirmed 19 days ago
Retailer 4
-
£2,820 GBP
View
Price last confirmed 17 days ago
Most Expensive
NZ Jewellers
77a8fc1b-806e-4962-ba61-a8505c2bde2d · Sep 28
£3,348 GBP
$4,506 USD
View
Price last confirmed 38 days ago
4 more retailers have this diamond
Prices start from £1,655 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
1.21ct Princess
£1,655 GBP