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Radiant|Natural|GIA

1.05ct J SI2 Radiant Natural Diamond

EX • J/SI2 • GIA 6555860333

Certificate GIA 6555860333

Diamond specifications and retailer prices

From €1,187 EUR
$1,326 USD
As of October 31, 2026
Save €1,951 EUR (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €3,138 EUR at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.05ct natural radiant diamond

This 1.05ct natural radiant sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555860333. Listed at 13 retailers as of October 30, 2026, with prices from €1,187 to €3,138, a €1,951 spread on the same certified stone. NZ Jewellers lists it at €3,138. 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

1.05
Carat
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6555860333
Dimensions6.70 × 5.09 × 3.50 mm
L/W Ratio1.32
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.70 mm5.09 mm1.05 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6555860333
Side View
Table 67.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 68.9%

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: Oct 31
Current: €3,138 EUR|Low: €1,133 EUR|High: €3,268 EUR|Avg: €1,597 EUR|-4.0%
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
November 1, 2026
Retailer 5€1,187 EUR
Retailer 3€1,192 EUR
Retailer 2€1,286 EUR
Retailer 11€1,286 EUR
Retailer 6€1,289 EUR
Retailer 12€1,346 EUR
Retailer 8€1,423 EUR
Retailer 13€1,442 EUR
Retailer 4€1,452 EUR
Retailer 9€1,485 EUR
Retailer 10€1,664 EUR
Retailer 7€2,254 EUR
NZ Jewellers€3,138 EUR

31 data points across 13 retailers

13 retailers€1,187 EUR to €3,138 EUR

A
Cheapest Retailer
-
€1,187 EUR
$1,326 USD
Final sale: no returns
A
Retailer 2
-
€1,192 EUR
$1,332 USD
View
A
Retailer 3
-
€1,286 EUR
$1,437 USD
View
A
Retailer 4
-
€1,286 EUR
$1,437 USD
View
A
Retailer 5
-
€1,289 EUR
£1,134 GBP
View
A
Retailer 6
-
€1,346 EUR
$1,504 USD
View
A
Retailer 7
-
€1,423 EUR
£1,252 GBP
View
A
Retailer 8
-
€1,442 EUR
$1,611 USD
View
A
Retailer 9
-
€1,452 EUR
$1,622 USD
View
A
Retailer 10
-
€1,485 EUR
$1,659 USD
View
B+
Retailer 11
-
€1,664 EUR
View
B
Retailer 12
-
€2,254 EUR
£1,983 GBP
View
Most Expensive
B
NZ Jewellers
c6ec6e2f-3c4c-4458-85c8-669292142a16 · Oct 30
€3,138 EUR
$3,506 USD
View
12 more retailers have this diamond
Prices start from €1,187 EURSave up to €1,951 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.

A
1.05ct Radiant
€1,187 EUR