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Round|Natural|GIA

1.00ct J IF Round Natural Diamond

EX • J/IF • GIA 6442230663

Certificate GIA 6442230663

Diamond specifications and retailer prices

From $3,265 SGD
As of November 5, 2026
Save $4,359 SGD (57%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $7,624 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6442230663. Listed at 14 retailers as of November 5, 2026, with prices from $3,265 to $7,624, a $4,359 spread on the same certified stone. NZ Jewellers lists it at $7,624. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
J
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6442230663
Dimensions6.52 × 6.57 × 3.86 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
6.52 mm6.57 mm1.00 ctJ / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6442230663
Side View
Table 62.0%Crown 33°Girdle: STK-MEDPavilion 41.4°Culet: NoneDepth 58.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $3,837 SGD|Low: $3,215 SGD|High: $6,466 SGD|Avg: $4,283 SGD|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 7$3,366 SGD
Retailer 6$3,446 SGD
Retailer 1$3,837 SGD
Retailer 8$4,085 SGD
Retailer 4$4,241 SGD
Retailer 2$4,257 SGD
Retailer 3$4,450 SGD
Retailer 5$6,371 SGD

44 data points across 8 retailers

14 retailers$3,265 SGD to $7,624 SGD

A
Cheapest Retailer
-
$3,265 SGD
A
Retailer 2
-
$3,366 SGD
View
Final sale: no returns
A
Retailer 3
-
$3,446 SGD
View
A
Retailer 4
-
$3,570 SGD
View
Retailer 5
-
$3,647 SGD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,837 SGD
View
Retailer 7
-
$4,085 SGD
View
Price last confirmed 30 days ago
B+
Retailer 8
-
$4,150 SGD
View
B+
Retailer 9
-
$4,207 SGD
View
B+
Retailer 10
-
$4,241 SGD
View
B+
Retailer 11
-
$4,257 SGD
View
B+
Retailer 12
-
$4,450 SGD
View
B
Retailer 13
-
$6,371 SGD
View
Most Expensive
B
NZ Jewellers
1a70ee3c-dd16-48e6-ba5c-7cc9d739e857 · Nov 5
$7,624 SGD
$5,969 USD
View
13 more retailers have this diamond
Prices start from $3,265 SGDSave up to $4,359 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
1.00ct Round
$3,265 SGD