CaratHunter
Plans
Princess|Natural|GIA

1.31ct I SI1 Princess Natural Diamond

EX • I/SI1 • GIA 1232770936

Certificate GIA 1232770936

Diamond specifications and retailer prices

From £2,273 GBP
$3,050 USD
As of November 1, 2026
Save £2,651 GBP (54%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,923 GBP at NZ Jewellers · As of November 2, 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 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 1232770936. Listed at 25 retailers as of November 1, 2026, with prices from £2,273 to £4,923, a £2,651 spread on the same certified stone. NZ Jewellers lists it at £4,923. 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
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.79°
Pavilion angle39.81°
OriginNatural
Grading LabGIA
CertificateGIA 1232770936
Dimensions6.17 × 6.04 × 4.30 mm
L/W Ratio1.02
Girdle conditionSlightly Thick
Key to symbols
Crystal, Feather
Top View
6.17 mm6.04 mm1.31 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1232770936
Side View
Table 75.0%Crown 41.79°Girdle: Slightly ThickPavilion 39.81°Culet: NoneDepth 71.1%

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 1
Current: £4,923 GBP|Low: £2,470 GBP|High: £4,923 GBP|Avg: £3,252 GBP
NZ Jewellers
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 2, 2026
Retailer 7£2,470 GBP
Retailer 4£2,560 GBP
Retailer 5£2,560 GBP
Retailer 11£2,603 GBP
Retailer 3£2,659 GBP
Retailer 12£2,682 GBP
Retailer 9£2,954 GBP
Retailer 6£2,954 GBP
Retailer 13£2,980 GBP
Retailer 14£3,027 GBP
Retailer 8£3,307 GBP
Retailer 10£3,474 GBP
Retailer 15£4,123 GBP
Retailer 2£4,726 GBP
NZ Jewellers£4,923 GBP

42 data points across 15 retailers

25 retailers£2,273 GBP to £4,923 GBP

A
Cheapest Retailer
-
£2,273 GBP
$3,050 USD
B+
Retailer 2
-
£2,470 GBP
$3,315 USD
View
Retailer 3
-
£2,560 GBP
$3,435 USD
View
Price last confirmed 41 days ago
B+
Retailer 4
-
£2,560 GBP
$3,435 USD
View
B+
Retailer 5
-
£2,560 GBP
$3,435 USD
View
B+
Retailer 6
-
£2,567 GBP
$3,445 USD
View
B+
Retailer 7
-
£2,603 GBP
CA$4,852 CAD
View
B+
Retailer 8
-
£2,659 GBP
$3,568 USD
View
B+
Retailer 9
-
£2,682 GBP
$3,599 USD
View
B+
Retailer 10
-
£2,732 GBP
$3,666 USD
View
B
Retailer 11
-
£2,899 GBP
$3,890 USD
View
B
Retailer 12
-
£2,899 GBP
$3,890 USD
View
B+
Retailer 13
-
£2,954 GBP
View
Retailer 14
-
£2,954 GBP
$3,964 USD
View
Price last confirmed 66 days ago
Retailer 15
-
£2,954 GBP
$3,964 USD
View
Price last confirmed 42 days ago
B
Retailer 16
-
£2,954 GBP
$3,964 USD
View
B
Retailer 17
-
£2,980 GBP
$3,999 USD
View
B
Retailer 18
-
£2,996 GBP
$4,020 USD
View
Retailer 19
-
£3,027 GBP
A$6,249 AUD
View
Price last confirmed 25 days ago
B
Retailer 20
-
£3,307 GBP
€4,227 EUR
View
B
Retailer 21
-
£3,474 GBP
ZAR 75,303 ZAR
View
B
Retailer 22
-
£4,123 GBP
$5,533 USD
View
B
Retailer 23
-
£4,726 GBP
View
Retailer 24
-
£4,923 GBP
$6,607 USD
View
Price last confirmed 42 days ago
Most Expensive
B
NZ Jewellers
ea52801d-e1f1-4803-a0b1-ffdd107e130b · Nov 2
£4,923 GBP
$6,607 USD
View
24 more retailers have this diamond
Prices start from £2,273 GBPSave up to £2,651 GBP

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
1.31ct Princess
£2,273 GBP