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Princess|Natural|GIA

1.05ct J I1 Princess Natural Diamond

EX • J/I1 • GIA 5231137179

Certificate GIA 5231137179

Diamond specifications and retailer prices

From £1,135 GBP
$1,521 USD
As of November 2, 2026
7 retailers carry this diamond
Most expensive: £3,017 GBP at NZ Jewellers · As of September 30, 2026
View at NZ Jewellers

About this 1.05ct natural princess diamond

This 1.05ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5231137179. Listed at 7 retailers as of November 2, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
J
Colour
I1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5231137179
Dimensions5.79 × 5.43 × 3.95 mm
L/W Ratio1.07
Top View
5.79 mm5.43 mm1.05 ctJ / I1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceNone
CertificateGIA 5231137179
Side View
Table 86.0%CrownGirdle: ThickPavilionCulet: NoneDepth 72.6%

Caratlytics Score

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

Last verified: Nov 2
Current: £3,017 GBP|Low: £479 GBP|High: £3,017 GBP|Avg: £1,382 GBP|+5.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 8, 2026
Retailer 11£479 GBP
Retailer 7£1,038 GBP
Retailer 9£1,090 GBP
Retailer 6£1,120 GBP
Retailer 8£1,120 GBP
Retailer 2£1,135 GBP
Retailer 10£1,336 GBP
Retailer 4£1,369 GBP
Retailer 12£1,603 GBP
Retailer 5£1,675 GBP
Retailer 3£1,810 GBP
NZ Jewellers£3,017 GBP

9 data points across 12 retailers

7 retailers

Retailer 1
-
£1,038 GBP
$1,391 USD
Price last confirmed 27 days ago
Retailer 2
-
£1,120 GBP
$1,501 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£1,120 GBP
$1,501 USD
View
Price last confirmed 25 days ago
B+
Retailer 4
-
£1,135 GBP
$1,521 USD
View
Retailer 5
-
£1,172 GBP
$1,571 USD
View
Price last confirmed 33 days ago
Retailer 6
-
£1,293 GBP
$1,732 USD
View
Price last confirmed 33 days ago
Most Expensive
NZ Jewellers
9528ed24-1749-4da5-b924-03aafbd6091f · Sep 30
£3,017 GBP
$4,042 USD
View
Price last confirmed 32 days ago
6 more retailers have this diamond
Prices start from £1,135 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.

B+
1.05ct Princess
£1,135 GBP