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Princess|Natural|GIA

1.51ct K SI2 Princess Natural Diamond

EX • K/SI2 • GIA 2567372300

Certificate GIA 2567372300

Diamond specifications and retailer prices

From £1,848 GBP
As of November 5, 2026
Save £1,401 GBP (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,248 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2567372300. Listed at 12 retailers as of November 4, 2026, with prices from £1,848 to £3,248, a £1,401 spread on the same certified stone. Wholesale Diamonds Direct lists it at £3,248. 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

1.51
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle25.09°
Pavilion angle40.51°
OriginNatural
Grading LabGIA
CertificateGIA 2567372300
Dimensions6.31 × 6.23 × 4.53 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.31 mm6.23 mm1.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2567372300
Side View
Table 74.0%Crown 25.09°Girdle: STK-THKPavilion 40.51°Culet: NDepth 72.6%

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 5
Current: £2,761 GBP|Low: £1,837 GBP|High: £3,313 GBP|Avg: £2,279 GBP|-6.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Wholesale Diamonds Direct
November 6, 2026
Retailer 6£1,848 GBP
Retailer 2£1,872 GBP
Retailer 8£1,939 GBP
Retailer 7£1,956 GBP
Retailer 3£1,961 GBP
Retailer 5£2,092 GBP
Retailer 11£2,131 GBP
Retailer 9£2,292 GBP
Retailer 10£2,374 GBP
Retailer 4£2,508 GBP
Retailer 1£2,761 GBP
Wholesale Diamonds Direct£3,248 GBP

34 data points across 12 retailers

12 retailers£1,848 GBP to £3,248 GBP

A
Cheapest Retailer
-
£1,848 GBP
A
Retailer 2
-
£1,872 GBP
View
A
Retailer 3
-
£1,939 GBP
View
A
Retailer 4
-
£1,956 GBP
View
A
Retailer 5
-
£1,961 GBP
View
A
Retailer 6
-
£2,092 GBP
View
A
Retailer 7
-
£2,131 GBP
View
B+
Retailer 8
-
£2,292 GBP
View
B+
Retailer 9
-
£2,374 GBP
View
B+
Retailer 10
-
£2,508 GBP
View
B+
Retailer 11
-
£2,761 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
398927293 · Nov 4
£3,248 GBP
$4,372 USD
View
11 more retailers have this diamond
Prices start from £1,848 GBPSave up to £1,401 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
£1,848 GBP