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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 $2,392 NZD
As of November 6, 2026
Save $3,933 NZD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,324 NZD at NZ Jewellers · As of November 5, 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 November 5, 2026, with prices from $2,392 to $6,324, a $3,933 spread on the same certified stone. NZ Jewellers lists it at $6,324. 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
Colour
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: Nov 6
Current: $6,324 NZD|Low: $2,392 NZD|High: $6,324 NZD|Avg: $3,171 NZD
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 7, 2026
Retailer 5$2,392 NZD
Retailer 3$2,403 NZD
Retailer 7$2,583 NZD
Retailer 9$2,592 NZD
Retailer 12$2,592 NZD
Retailer 6$2,713 NZD
Retailer 2$2,863 NZD
Retailer 13$2,906 NZD
Retailer 4$2,926 NZD
Retailer 11$2,993 NZD
Retailer 8$3,353 NZD
Retailer 10$4,531 NZD
NZ Jewellers$6,324 NZD

29 data points across 13 retailers

13 retailers$2,392 NZD to $6,324 NZD

A
Cheapest Retailer
-
$2,392 NZD
Final sale: no returns
A
Retailer 2
-
$2,403 NZD
View
A
Retailer 3
-
$2,583 NZD
View
A
Retailer 4
-
$2,592 NZD
View
Retailer 5
-
$2,592 NZD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$2,713 NZD
View
A
Retailer 7
-
$2,863 NZD
View
A
Retailer 8
-
$2,906 NZD
View
A
Retailer 9
-
$2,926 NZD
View
A
Retailer 10
-
$2,993 NZD
View
B+
Retailer 11
-
$3,353 NZD
View
B+
Retailer 12
-
$4,531 NZD
View
Most Expensive
B
NZ Jewellers
f8468bdf-b497-4f96-ae09-48197bea22c4 · Nov 5
$6,324 NZD
$3,506 USD
View
12 more retailers have this diamond
Prices start from $2,392 NZDSave up to $3,933 NZD

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
$2,392 NZD