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Princess|Natural|GIA

1.20ct I SI1 Princess Natural Diamond

ID • I/SI1 • GIA 1529912024

Certificate GIA 1529912024

Diamond specifications and retailer prices

From €1,459 EUR
As of November 6, 2026
Save €1,877 EUR (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €3,337 EUR at MOH London · As of November 2, 2026
View at MOH London

About this 1.2ct natural princess diamond

This 1.2ct natural princess sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1529912024. Listed at 14 retailers as of November 2, 2026, with prices from €1,459 to €3,337, a €1,877 spread on the same certified stone. MOH London lists it at €3,337. 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

1.20
Carat
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1529912024
Dimensions5.80 × 5.75 × 4.08 mm
L/W Ratio1.01
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
5.80 mm5.75 mm1.20 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1529912024
Side View
Table 69.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 71.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €3,337 EUR|Low: €1,459 EUR|High: €3,376 EUR|Avg: €2,054 EUR|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 13€1,459 EUR
Retailer 2€1,532 EUR
Retailer 15€1,758 EUR
Retailer 4€1,831 EUR
Retailer 3€1,844 EUR
Retailer 6€1,954 EUR
Retailer 7€1,954 EUR
Retailer 12€1,996 EUR
Retailer 5€2,020 EUR
Retailer 8€2,028 EUR
Retailer 14€2,028 EUR
Retailer 10€2,069 EUR
Retailer 11€2,324 EUR
Retailer 9€2,587 EUR
MOH London€3,337 EUR

12 data points across 15 retailers

14 retailers€1,459 EUR to €3,337 EUR

A
Cheapest Retailer
-
€1,459 EUR
A
Retailer 2
-
€1,532 EUR
View
A
Retailer 3
-
€1,758 EUR
View
Final sale: no returns
A
Retailer 4
-
€1,831 EUR
View
A
Retailer 5
-
€1,844 EUR
View
B+
Retailer 6
-
€1,996 EUR
View
B+
Retailer 7
-
€2,020 EUR
View
B+
Retailer 8
-
€2,028 EUR
View
B+
Retailer 9
-
€2,028 EUR
View
B+
Retailer 10
-
€2,069 EUR
View
Retailer 11
-
€2,255 EUR
View
Price last confirmed 52 days ago
B+
Retailer 12
-
€2,324 EUR
View
B+
Retailer 13
-
€2,587 EUR
View
Most Expensive
B
MOH London
18FC98B76 · Nov 2
€3,337 EUR
£2,949 GBP
View
13 more retailers have this diamond
Prices start from €1,459 EURSave up to €1,877 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
1.20ct Princess
€1,459 EUR