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Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 7526161819

Certificate GIA 7526161819

Diamond specifications and retailer prices

From $1,941 SGD
As of November 6, 2026
Save $3,009 SGD (61%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,951 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7526161819. Listed at 11 retailers as of November 5, 2026, with prices from $1,941 to $4,951, a $3,009 spread on the same certified stone. NZ Jewellers lists it at $4,951. 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

1.02
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7526161819
Dimensions6.45 × 6.40 × 4.00 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Crystal
Top View
6.45 mm6.40 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7526161819
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.2%

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: $4,951 SGD|Low: $1,940 SGD|High: $5,034 SGD|Avg: $2,577 SGD|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 2$1,941 SGD
Retailer 7$2,030 SGD
Retailer 9$2,030 SGD
Retailer 10$2,123 SGD
Retailer 3$2,223 SGD
Retailer 4$2,238 SGD
Retailer 11$2,276 SGD
Retailer 8$2,343 SGD
Retailer 5$2,491 SGD
Retailer 6$3,546 SGD
NZ Jewellers$4,951 SGD

31 data points across 11 retailers

11 retailers$1,941 SGD to $4,951 SGD

A
Cheapest Retailer
-
$1,941 SGD
A
Retailer 2
-
$2,030 SGD
View
Retailer 3
-
$2,030 SGD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$2,123 SGD
View
Retailer 5
-
$2,223 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$2,238 SGD
View
B+
Retailer 7
-
$2,276 SGD
View
A
Retailer 8
-
$2,343 SGD
View
B+
Retailer 9
-
$2,491 SGD
View
B
Retailer 10
-
$3,546 SGD
View
Most Expensive
B
NZ Jewellers
fe0a5586-2fca-4c97-8bb2-08f3cda9bbc3 · Nov 5
$4,951 SGD
$3,876 USD
View
10 more retailers have this diamond
Prices start from $1,941 SGDSave up to $3,009 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
1.02ct Round
$1,941 SGD