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Heart|Natural|GIA

1.02ct G SI1 Heart Natural Diamond

ID • G/SI1 • GIA 6532866139

Certificate GIA 6532866139

Diamond specifications and retailer prices

From $2,185 SGD
As of November 4, 2026
Save $4,004 SGD (65%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $6,189 SGD at NZ Jewellers · As of November 3, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6532866139. Listed at 20 retailers as of November 3, 2026, with prices from $2,185 to $6,189, a $4,004 spread on the same certified stone. NZ Jewellers lists it at $6,189. 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
G
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginNatural
Grading LabGIA
CertificateGIA 6532866139
Dimensions6.94 × 6.00 × 4.13 mm
L/W Ratio1.16
Top View
6.94 mm6.00 mm1.02 ctG / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6532866139
Side View
Table 57.0%Crown 36.1°Girdle: MED-THKPavilion 40.7°Culet: NoneDepth 59.5%

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 4
Current: $6,189 SGD|Low: $2,147 SGD|High: $6,189 SGD|Avg: $3,021 SGD|+13.3%
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
November 5, 2026
Retailer 11$2,185 SGD
Retailer 10$2,240 SGD
Retailer 3$2,291 SGD
Retailer 15$2,341 SGD
Retailer 7$2,538 SGD
Retailer 16$2,538 SGD
Retailer 14$2,588 SGD
Retailer 13$2,654 SGD
Retailer 6$2,671 SGD
Retailer 5$2,713 SGD
Retailer 2$2,755 SGD
Retailer 4$2,928 SGD
Retailer 12$3,118 SGD
Retailer 8$3,220 SGD
Retailer 9$4,433 SGD
NZ Jewellers$6,189 SGD

45 data points across 16 retailers

20 retailers$2,185 SGD to $6,189 SGD

A
Cheapest Retailer
-
$2,185 SGD
A
Retailer 2
-
$2,240 SGD
View
A
Retailer 3
-
$2,291 SGD
View
A
Retailer 4
-
$2,341 SGD
View
Final sale: no returns
B+
Retailer 5
-
$2,538 SGD
View
B+
Retailer 6
-
$2,538 SGD
View
B+
Retailer 7
-
$2,588 SGD
View
Retailer 8
-
$2,612 SGD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$2,654 SGD
View
B+
Retailer 10
-
$2,671 SGD
View
B+
Retailer 11
-
$2,713 SGD
View
B+
Retailer 12
-
$2,755 SGD
View
B+
Retailer 13
-
$2,928 SGD
View
Retailer 14
-
$3,015 SGD
View
Price last confirmed 60 days ago
Retailer 15
-
$3,015 SGD
View
Price last confirmed 37 days ago
B+
Retailer 16
-
$3,118 SGD
View
Retailer 17
-
$3,220 SGD
View
Price last confirmed 31 days ago
B
Retailer 18
-
$4,433 SGD
View
Retailer 19
-
$5,462 SGD
View
Price last confirmed 38 days ago
Most Expensive
B
NZ Jewellers
65793ecc-1743-48b1-b5a0-d1e6108fb5e5 · Nov 3
$6,189 SGD
$4,843 USD
View
19 more retailers have this diamond
Prices start from $2,185 SGDSave up to $4,004 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
$2,185 SGD