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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 $1,699 SGD
As of November 6, 2026
Save $2,794 SGD (62%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,493 SGD 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 $1,699 to $4,493, a $2,794 spread on the same certified stone. NZ Jewellers lists it at $4,493. 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: $4,493 SGD|Low: $1,699 SGD|High: $4,493 SGD|Avg: $2,253 SGD
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$1,699 SGD
Retailer 3$1,707 SGD
Retailer 7$1,835 SGD
Retailer 9$1,842 SGD
Retailer 12$1,842 SGD
Retailer 6$1,928 SGD
Retailer 2$2,034 SGD
Retailer 13$2,065 SGD
Retailer 4$2,079 SGD
Retailer 11$2,126 SGD
Retailer 8$2,382 SGD
Retailer 10$3,219 SGD
NZ Jewellers$4,493 SGD

29 data points across 13 retailers

13 retailers$1,699 SGD to $4,493 SGD

A
Cheapest Retailer
-
$1,699 SGD
Final sale: no returns
A
Retailer 2
-
$1,707 SGD
View
A
Retailer 3
-
$1,835 SGD
View
A
Retailer 4
-
$1,842 SGD
View
Retailer 5
-
$1,842 SGD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$1,928 SGD
View
A
Retailer 7
-
$2,034 SGD
View
A
Retailer 8
-
$2,065 SGD
View
A
Retailer 9
-
$2,079 SGD
View
A
Retailer 10
-
$2,126 SGD
View
B+
Retailer 11
-
$2,382 SGD
View
B+
Retailer 12
-
$3,219 SGD
View
Most Expensive
B
NZ Jewellers
f8468bdf-b497-4f96-ae09-48197bea22c4 · Nov 5
$4,493 SGD
$3,506 USD
View
12 more retailers have this diamond
Prices start from $1,699 SGDSave up to $2,794 SGD

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
$1,699 SGD