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Heart|Natural|GIA

1.02ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 5393660790

Certificate GIA 5393660790

Diamond specifications and retailer prices

From $2,043 SGD
As of November 6, 2026
Save $3,896 SGD (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,939 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural heart diamond

This 1.02ct natural heart 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 5393660790. Listed at 16 retailers as of November 5, 2026, with prices from $2,043 to $5,939, a $3,896 spread on the same certified stone. NZ Jewellers lists it at $5,939. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5393660790
Dimensions5.70 × 6.91 × 4.02 mm
L/W Ratio1.21
Top View
5.70 mm6.91 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5393660790
Side View
Table 62.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 58.2%

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 6
Current: $2,043 SGD|Low: $1,970 SGD|High: $5,035 SGD|Avg: $2,883 SGD|-2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 1$2,043 SGD
Retailer 4$2,066 SGD
Retailer 7$2,566 SGD
Retailer 5$2,572 SGD
Retailer 6$2,621 SGD
Retailer 9$2,840 SGD
Retailer 8$2,972 SGD
Retailer 2$3,086 SGD
Retailer 3$4,962 SGD

44 data points across 9 retailers

16 retailers$2,043 SGD to $5,939 SGD

A
Cheapest Retailer
-
$2,043 SGD
B+
Retailer 2
-
$2,066 SGD
View
B+
Retailer 3
-
$2,491 SGD
View
B
Retailer 4
-
$2,566 SGD
View
B+
Retailer 5
-
$2,572 SGD
View
B
Retailer 6
-
$2,621 SGD
View
Final sale: no returns
Retailer 7
-
$2,840 SGD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$2,840 SGD
View
B
Retailer 9
-
$2,881 SGD
View
B
Retailer 10
-
$2,972 SGD
View
B
Retailer 11
-
$3,018 SGD
View
B
Retailer 12
-
$3,086 SGD
View
B
Retailer 13
-
$3,277 SGD
View
B
Retailer 14
-
$4,413 SGD
View
B
Retailer 15
-
$4,962 SGD
View
Most Expensive
C
NZ Jewellers
0cb1c283-66c8-4a2d-9eba-51ca857898fa · Nov 5
$5,939 SGD
$4,634 USD
View
15 more retailers have this diamond
Prices start from $2,043 SGDSave up to $3,896 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 Heart
$2,043 SGD