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Princess|Natural|IGI

1.51ct K VS1 Princess Natural Diamond

VG • K/VS1 • IGI 816643921

Shape and cutting style on the report: Princess cut

Certificate IGI 816643921

Diamond specifications and retailer prices

From £1,833 GBP
As of November 6, 2026
Save £2,632 GBP (59%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £4,465 GBP at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural princess diamond

This 1.51ct natural princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 816643921. Listed at 11 retailers as of November 2, 2026, with prices from £1,833 to £4,465, a £2,632 spread on the same certified stone. NZ Jewellers lists it at £4,465. 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

1.51
Carat
K
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 816643921
Dimensions6.52 × 6.26 × 4.55 mm
L/W Ratio1.04
Top View
6.52 mm6.26 mm1.51 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 816643921
Side View
Table 75.0%Crown 39°Girdle: MediumPavilion 40.8°CuletDepth 72.7%

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 6
Current: £4,465 GBP|Low: £1,833 GBP|High: £4,465 GBP|Avg: £2,762 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2£1,833 GBP
Retailer 3£2,002 GBP
Retailer 8£2,218 GBP
Retailer 6£2,467 GBP
Retailer 4£2,606 GBP
Retailer 7£2,663 GBP
Retailer 5£3,562 GBP
NZ Jewellers£4,465 GBP

45 data points across 8 retailers

11 retailers£1,833 GBP to £4,465 GBP

A
Cheapest Retailer
-
£1,833 GBP
A
Retailer 2
-
£2,002 GBP
View
B+
Retailer 3
-
£2,136 GBP
View
B+
Retailer 4
-
£2,218 GBP
View
B+
Retailer 5
-
£2,241 GBP
View
Retailer 6
-
£2,464 GBP
View
Price last confirmed 66 days ago
B+
Retailer 7
-
£2,464 GBP
View
B+
Retailer 8
-
£2,467 GBP
View
B+
Retailer 9
-
£2,606 GBP
View
B
Retailer 10
-
£3,562 GBP
View
Most Expensive
B
NZ Jewellers
6cf26bcd-702e-4c3e-9d74-53979e255deb · Nov 2
£4,465 GBP
$6,010 USD
View
10 more retailers have this diamond
Prices start from £1,833 GBPSave up to £2,632 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
1.51ct Princess
£1,833 GBP