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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 $2,875 NZD
As of November 6, 2026
Save $5,484 NZD (66%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,359 NZD 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 $2,875 to $8,359, a $5,484 spread on the same certified stone. NZ Jewellers lists it at $8,359. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,875 NZD|Low: $2,773 NZD|High: $7,088 NZD|Avg: $4,058 NZD|-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$2,875 NZD
Retailer 4$2,908 NZD
Retailer 7$3,611 NZD
Retailer 5$3,620 NZD
Retailer 6$3,689 NZD
Retailer 9$3,997 NZD
Retailer 8$4,183 NZD
Retailer 2$4,344 NZD
Retailer 3$6,985 NZD

44 data points across 9 retailers

16 retailers$2,875 NZD to $8,359 NZD

A
Cheapest Retailer
-
$2,875 NZD
B+
Retailer 2
-
$2,908 NZD
View
B+
Retailer 3
-
$3,507 NZD
View
B
Retailer 4
-
$3,611 NZD
View
B+
Retailer 5
-
$3,620 NZD
View
B
Retailer 6
-
$3,689 NZD
View
Final sale: no returns
Retailer 7
-
$3,997 NZD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$3,997 NZD
View
B
Retailer 9
-
$4,055 NZD
View
B
Retailer 10
-
$4,183 NZD
View
B
Retailer 11
-
$4,248 NZD
View
B
Retailer 12
-
$4,344 NZD
View
B
Retailer 13
-
$4,613 NZD
View
B
Retailer 14
-
$6,211 NZD
View
B
Retailer 15
-
$6,985 NZD
View
Most Expensive
C
NZ Jewellers
0cb1c283-66c8-4a2d-9eba-51ca857898fa · Nov 5
$8,359 NZD
$4,634 USD
View
15 more retailers have this diamond
Prices start from $2,875 NZDSave up to $5,484 NZD

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
$2,875 NZD