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Round|Natural|GIA

1.00ct J VS1 Round Natural Diamond

EX • J/VS1 • GIA 1565439089

Certificate GIA 1565439089

Diamond specifications and retailer prices

From $2,256 SGD
As of November 6, 2026
Save $4,015 SGD (64%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $6,270 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1565439089. Listed at 24 retailers as of November 5, 2026, with prices from $2,256 to $6,270, a $4,015 spread on the same certified stone. NZ Jewellers lists it at $6,270. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1565439089
Dimensions6.38 × 6.45 × 3.86 mm
L/W Ratio1.01
Top View
6.38 mm6.45 mm1.00 ctJ / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1565439089
Side View
Table 62.0%Crown 33°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 60.3%

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: $6,270 SGD|Low: $2,239 SGD|High: $6,270 SGD|Avg: $3,284 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 19$2,256 SGD
Retailer 2$2,268 SGD
Retailer 3$2,663 SGD
Retailer 5$2,710 SGD
Retailer 12$2,768 SGD
Retailer 13$2,791 SGD
Retailer 6$2,907 SGD
Retailer 20$2,995 SGD
Retailer 4$2,999 SGD
Retailer 8$2,999 SGD
Retailer 11$3,137 SGD
Retailer 7$3,177 SGD
Retailer 17$3,242 SGD
Retailer 14$3,438 SGD
Retailer 9$3,460 SGD
Retailer 10$3,482 SGD
Retailer 16$3,529 SGD
Retailer 15$3,661 SGD
Retailer 18$5,241 SGD
NZ Jewellers$6,270 SGD

23 data points across 20 retailers

24 retailers$2,256 SGD to $6,270 SGD

A
Cheapest Retailer
-
$2,256 SGD
A
Retailer 2
-
$2,268 SGD
View
A
Retailer 3
-
$2,663 SGD
View
B+
Retailer 4
-
$2,710 SGD
View
B+
Retailer 5
-
$2,768 SGD
View
Final sale: no returns
A
Retailer 6
-
$2,791 SGD
View
B+
Retailer 7
-
$2,907 SGD
View
B+
Retailer 8
-
$2,995 SGD
View
Retailer 9
-
$2,999 SGD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,999 SGD
View
B+
Retailer 11
-
$3,137 SGD
View
Retailer 12
-
$3,147 SGD
View
Price last confirmed 10 days ago
B+
Retailer 13
-
$3,177 SGD
View
B+
Retailer 14
-
$3,242 SGD
View
B+
Retailer 15
-
$3,274 SGD
View
B+
Retailer 16
-
$3,438 SGD
View
B+
Retailer 17
-
$3,460 SGD
View
B+
Retailer 18
-
$3,482 SGD
View
B+
Retailer 19
-
$3,529 SGD
View
B+
Retailer 20
-
$3,661 SGD
View
Retailer 21
-
$3,728 SGD
View
Price last confirmed 30 days ago
B
Retailer 22
-
$4,377 SGD
View
B
Retailer 23
-
$5,241 SGD
View
Most Expensive
B
NZ Jewellers
cd1f24ef-a4d3-4560-9d80-b0b4987ede39 · Nov 5
$6,270 SGD
$4,909 USD
View
23 more retailers have this diamond
Prices start from $2,256 SGDSave up to $4,015 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
$2,256 SGD