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Princess|Natural|GIA

1.00ct J SI1 Princess Natural Diamond

EX • J/SI1 • GIA 1236349634

Certificate GIA 1236349634

Diamond specifications and retailer prices

From €1,648 EUR
$1,848 USD
As of November 1, 2026
Save €2,165 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,812 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural princess diamond

This 1ct natural princess sits in the classic one-carat band, graded J 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 1236349634. Listed at 16 retailers as of October 30, 2026, with prices from €1,648 to €3,812, a €2,165 spread on the same certified stone. NZ Jewellers lists it at €3,812. 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

1.00
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1236349634
Dimensions5.55 × 5.45 × 3.97 mm
L/W Ratio1.02
Cert comments
Additional clouds pinpoints and surface graining are not shown.
Key to symbols
Crystal, Feather, Cloud
Top View
5.55 mm5.45 mm1.00 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 1236349634
Side View
Table 71.0%CrownGirdle: ThickPavilionCulet: NoneDepth 72.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,812 EUR|Low: €1,366 EUR|High: €3,812 EUR|Avg: €2,297 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 6€1,683 EUR
Retailer 9€1,779 EUR
Retailer 4€1,829 EUR
Retailer 10€1,850 EUR
Retailer 8€1,907 EUR
Retailer 5€2,241 EUR
Retailer 7€2,248 EUR
Retailer 3€2,490 EUR
Retailer 2€3,194 EUR
NZ Jewellers€3,812 EUR

45 data points across 10 retailers

16 retailers€1,648 EUR to €3,812 EUR

B
Cheapest Retailer
-
€1,648 EUR
$1,848 USD
B+
Retailer 2
-
€1,683 EUR
$1,888 USD
View
Final sale: no returns
B
Retailer 3
-
€1,779 EUR
$1,995 USD
View
B
Retailer 4
-
€1,823 EUR
$2,045 USD
View
B
Retailer 5
-
€1,829 EUR
£1,615 GBP
View
B
Retailer 6
-
€1,850 EUR
$2,075 USD
View
B
Retailer 7
-
€1,871 EUR
$2,099 USD
View
B
Retailer 8
-
€1,907 EUR
$2,139 USD
View
B
Retailer 9
-
€1,947 EUR
$2,183 USD
View
B
Retailer 10
-
€2,027 EUR
A$3,498 AUD
View
B
Retailer 11
-
€2,104 EUR
$2,360 USD
View
B
Retailer 12
-
€2,241 EUR
ZAR 40,610 ZAR
View
Retailer 13
-
€2,248 EUR
A$3,880 AUD
View
Price last confirmed 27 days ago
B
Retailer 14
-
€2,490 EUR
View
B
Retailer 15
-
€3,194 EUR
£2,821 GBP
View
Most Expensive
C
NZ Jewellers
c3ae4a0e-2561-47e8-acfa-fb6b705b4268 · Oct 30
€3,812 EUR
$4,276 USD
View
15 more retailers have this diamond
Prices start from €1,648 EURSave up to €2,165 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.

B+
1.00ct Princess
€1,648 EUR