Princess|Natural|GIA

1.31ct H SI1 Princess Natural Diamond

ID • H/SI1 • GIA 1232990531

Certificate GIA 1232990531

Diamond specifications and retailer prices

From $3,106 USD
A$4,778 AUD
As of November 2, 2026
9 retailers carry this diamond
Most expensive: $6,159 USD at NZ Jewellers · As of October 11, 2026
View at NZ Jewellers

About this 1.31ct natural princess diamond

This 1.31ct natural princess sits in the one-and-a-quarter to one-and-a-half carat band, graded H 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 1232990531. Listed at 9 retailers as of November 2, 2026. 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

1.31
Carat
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Pavilion angle59.08°
OriginNatural
Grading LabGIA
CertificateGIA 1232990531
Dimensions5.94 × 5.93 × 4.21 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather, Needle
Top View
5.94 mm5.93 mm1.31 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1232990531
Side View
Table 71.0%CrownGirdle: MED-STKPavilion 59.08°Culet: NoneDepth 71.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: $2,568 USD|Low: $2,150 USD|High: $5,174 USD|Avg: $3,202 USD|-1.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 13, 2026
Retailer 4$2,150 USD
Retailer 1$2,568 USD
Retailer 6$2,776 USD
Retailer 5$3,021 USD
Retailer 7$3,106 USD
Retailer 2$3,431 USD
Retailer 3$4,986 USD

24 data points across 7 retailers

9 retailers

Retailer 1
-
$2,150 USD
HK$16,800 HKD
Price last confirmed 18 days ago
Retailer 2
-
$2,568 USD
€2,446 EUR
View
Price last confirmed 20 days ago
Retailer 3
-
$2,776 USD
View
Price last confirmed 12 days ago
Retailer 4
-
$2,946 USD
View
Price last confirmed 20 days ago
Retailer 5
-
$3,021 USD
SGD 4,083 SGD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
$3,106 USD
A$4,778 AUD
View
Retailer 7
-
$3,134 USD
View
Price last confirmed 33 days ago
Retailer 8
-
$4,986 USD
£3,926 GBP
View
Price last confirmed 21 days ago
Most Expensive
NZ Jewellers
7afe2992-44af-413d-9c7e-ab60b5cacbc0 · Oct 11
$6,159 USD
View
Price last confirmed 21 days ago
8 more retailers have this diamond
Prices start from $3,106 USD

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.

B+
1.31ct Princess
$3,106 USD