Princess|Natural|GIA

1.51ct K SI1 Princess Natural Diamond

ID • K/SI1 • GIA 5232910026

Certificate GIA 5232910026

Diamond specifications and retailer prices

From €2,324 EUR
As of November 5, 2026
Save €1,910 EUR (45%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €5,054 EUR at NZ Jewellers · As of September 30, 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5232910026. Listed at 10 retailers as of November 2, 2026, with a 82% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5232910026
Dimensions6.18 × 6.20 × 4.54 mm
L/W Ratio1.00
Top View
6.18 mm6.20 mm1.51 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232910026
Side View
Table 71.0%CrownGirdle: ThickPavilionCulet: NoneDepth 73.4%

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: €3,001 EUR|Low: €2,324 EUR|High: €4,286 EUR|Avg: €3,021 EUR|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 5€2,324 EUR
Retailer 2€2,558 EUR
Retailer 3€2,950 EUR
Retailer 1€3,001 EUR
Retailer 4€4,235 EUR

45 data points across 5 retailers

10 retailers€2,324 EUR to €4,235 EUR

A
Cheapest Retailer
-
€2,324 EUR
Retailer 2
-
€2,417 EUR
View
Price last confirmed 29 days ago
Retailer 3
-
€2,417 EUR
View
Price last confirmed 29 days ago
Retailer 4
-
€2,511 EUR
View
Price last confirmed 38 days ago
A
Retailer 5
-
€2,558 EUR
View
Retailer 6
-
€2,789 EUR
View
Price last confirmed 38 days ago
B+
Retailer 7
-
€2,950 EUR
View
B+
Retailer 8
-
€3,001 EUR
View
B
Retailer 9
-
€4,235 EUR
View
Most Expensive
NZ Jewellers
4a11502d-2a3c-4138-8e85-9fd3e5813131 · Sep 30
€5,054 EUR
$5,643 USD
View
Price last confirmed 37 days ago
9 more retailers have this diamond
Prices start from €2,324 EURSave up to €1,910 EUR

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
€2,324 EUR