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Princess|Natural|GIA

3.17ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 1218831518

Certificate GIA 1218831518

Diamond specifications and retailer prices

From €13,619 EUR
As of November 4, 2026
Save €10,154 EUR (43%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: €23,772 EUR at MOH London · As of November 4, 2026
View at MOH London

About this 3.17ct natural princess diamond

This 3.17ct natural princess sits in the three to five 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 1218831518. Listed at 5 retailers as of November 4, 2026, with prices from €13,619 to €23,772, a €10,154 spread on the same certified stone. MOH London lists it at €23,772. 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

3.17
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1218831518
Dimensions8.30 × 8.11 × 5.85 mm
L/W Ratio1.02
Top View
8.30 mm8.11 mm3.17 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1218831518
Side View
Table 71.0%CrownGirdle: Very Thin - ThickPavilionCulet: NoneDepth 72.2%

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 4
Current: €23,772 EUR|Low: €13,619 EUR|High: €24,123 EUR|Avg: €17,814 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4€13,619 EUR
Retailer 5€14,109 EUR
Retailer 3€15,732 EUR
Retailer 2€18,412 EUR
MOH London€23,772 EUR

40 data points across 5 retailers

5 retailers€13,619 EUR to €23,772 EUR

A
Cheapest Retailer
-
€13,619 EUR
A
Retailer 2
-
€14,109 EUR
View
B+
Retailer 3
-
€15,732 EUR
View
B+
Retailer 4
-
€18,412 EUR
View
Most Expensive
B
MOH London
6C26D84BE · Nov 4
€23,772 EUR
£20,899 GBP
View
4 more retailers have this diamond
Prices start from €13,619 EURSave up to €10,154 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
3.17ct Princess
€13,619 EUR