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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 $2,955 NZD
As of November 6, 2026
Save $3,801 NZD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,756 NZD 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 $2,955 to $6,756, a $3,801 spread on the same certified stone. MOH London lists it at $6,756. 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: $6,756 NZD|Low: $2,955 NZD|High: $6,836 NZD|Avg: $4,158 NZD|-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$2,955 NZD
Retailer 2$3,103 NZD
Retailer 15$3,559 NZD
Retailer 4$3,707 NZD
Retailer 3$3,734 NZD
Retailer 6$3,956 NZD
Retailer 7$3,956 NZD
Retailer 12$4,041 NZD
Retailer 5$4,089 NZD
Retailer 8$4,106 NZD
Retailer 14$4,106 NZD
Retailer 10$4,189 NZD
Retailer 11$4,706 NZD
Retailer 9$5,239 NZD
MOH London$6,756 NZD

12 data points across 15 retailers

14 retailers$2,955 NZD to $6,756 NZD

A
Cheapest Retailer
-
$2,955 NZD
A
Retailer 2
-
$3,103 NZD
View
A
Retailer 3
-
$3,559 NZD
View
Final sale: no returns
A
Retailer 4
-
$3,707 NZD
View
A
Retailer 5
-
$3,734 NZD
View
B+
Retailer 6
-
$4,041 NZD
View
B+
Retailer 7
-
$4,089 NZD
View
B+
Retailer 8
-
$4,106 NZD
View
B+
Retailer 9
-
$4,106 NZD
View
B+
Retailer 10
-
$4,189 NZD
View
Retailer 11
-
$4,566 NZD
View
Price last confirmed 52 days ago
B+
Retailer 12
-
$4,706 NZD
View
B+
Retailer 13
-
$5,239 NZD
View
Most Expensive
B
MOH London
18FC98B76 · Nov 2
$6,756 NZD
£2,949 GBP
View
13 more retailers have this diamond
Prices start from $2,955 NZDSave up to $3,801 NZD

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
$2,955 NZD