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Heart|Natural|GIA

1.01ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 1559572079

Certificate GIA 1559572079

Diamond specifications and retailer prices

From $2,648 SGD
As of November 6, 2026
Save $4,497 SGD (63%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,145 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural heart diamond

This 1.01ct natural heart sits in the classic one-carat band, graded H 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 1559572079. Listed at 23 retailers as of November 5, 2026, with prices from $2,648 to $7,145, a $4,497 spread on the same certified stone. NZ Jewellers lists it at $7,145. 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

1.01
Carat
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.67°
Pavilion angle39.98°
OriginNatural
Grading LabGIA
CertificateGIA 1559572079
Dimensions5.36 × 6.77 × 4.47 mm
L/W Ratio1.26
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
5.36 mm6.77 mm1.01 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559572079
Side View
Table 60.0%Crown 42.67°Girdle: THK-ETKPavilion 39.98°Culet: NoneDepth 65.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,648 SGD|Low: $2,648 SGD|High: $6,018 SGD|Avg: $3,668 SGD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$2,648 SGD
Retailer 9$2,657 SGD
Retailer 7$3,028 SGD
Retailer 10$3,250 SGD
Retailer 3$3,315 SGD
Retailer 5$3,617 SGD
Retailer 4$3,683 SGD
Retailer 2$3,929 SGD
Retailer 6$4,170 SGD
Retailer 8$5,988 SGD

25 data points across 10 retailers

23 retailers$2,648 SGD to $7,145 SGD

B+
Cheapest Retailer
-
$2,648 SGD
B+
Retailer 2
-
$2,657 SGD
View
B+
Retailer 3
-
$3,023 SGD
View
B+
Retailer 4
-
$3,028 SGD
View
B+
Retailer 5
-
$3,062 SGD
View
B+
Retailer 6
-
$3,154 SGD
View
Final sale: no returns
B+
Retailer 7
-
$3,250 SGD
View
B+
Retailer 8
-
$3,315 SGD
View
B+
Retailer 9
-
$3,371 SGD
View
Retailer 10
-
$3,418 SGD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$3,418 SGD
View
B
Retailer 12
-
$3,549 SGD
View
B
Retailer 13
-
$3,597 SGD
View
B
Retailer 14
-
$3,617 SGD
View
B
Retailer 15
-
$3,683 SGD
View
B
Retailer 16
-
$3,692 SGD
View
Retailer 17
-
$3,828 SGD
View
Price last confirmed 31 days ago
B
Retailer 18
-
$3,915 SGD
View
B
Retailer 19
-
$3,943 SGD
View
B
Retailer 20
-
$4,170 SGD
View
B
Retailer 21
-
$5,125 SGD
View
B
Retailer 22
-
$5,988 SGD
View
Most Expensive
B
NZ Jewellers
48124e68-aa71-44a2-913d-c260e6c3ca8a · Nov 5
$7,145 SGD
$5,575 USD
View
22 more retailers have this diamond
Prices start from $2,648 SGDSave up to $4,497 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.

B+
1.01ct Heart
$2,648 SGD