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Heart|Natural|GIA

1.50ct H SI2 Heart Natural Diamond

ID • H/SI2 • GIA 1389853124

Certificate GIA 1389853124

Diamond specifications and retailer prices

From $4,396 SGD
As of November 6, 2026
Save $5,407 SGD (55%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $9,803 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded H 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 1389853124. Listed at 19 retailers as of November 5, 2026, with prices from $4,396 to $9,803, a $5,407 spread on the same certified stone. NZ Jewellers lists it at $9,803. 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

1.50
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1389853124
Dimensions6.74 × 8.05 × 4.45 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Feather, Crystal, Pinpoint
Top View
6.74 mm8.05 mm1.50 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1389853124
Side View
Table 59.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 55.2%

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: $4,448 SGD|Low: $4,363 SGD|High: $9,070 SGD|Avg: $5,595 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 6$4,396 SGD
Retailer 1$4,448 SGD
Retailer 8$4,516 SGD
Retailer 9$5,039 SGD
Retailer 10$5,193 SGD
Retailer 7$5,347 SGD
Retailer 3$5,589 SGD
Retailer 2$5,626 SGD
Retailer 4$5,699 SGD
Retailer 5$8,937 SGD

44 data points across 10 retailers

19 retailers$4,396 SGD to $9,803 SGD

A
Cheapest Retailer
-
$4,396 SGD
A
Retailer 2
-
$4,448 SGD
View
Retailer 3
-
$4,516 SGD
View
Price last confirmed 10 days ago
A
Retailer 4
-
$4,805 SGD
View
A
Retailer 5
-
$4,951 SGD
View
A
Retailer 6
-
$5,193 SGD
View
Final sale: no returns
A
Retailer 7
-
$5,347 SGD
View
B+
Retailer 8
-
$5,589 SGD
View
Retailer 9
-
$5,626 SGD
View
Price last confirmed 21 days ago
B+
Retailer 10
-
$5,626 SGD
View
B+
Retailer 11
-
$5,626 SGD
View
A
Retailer 12
-
$5,699 SGD
View
B+
Retailer 13
-
$5,793 SGD
View
B+
Retailer 14
-
$5,817 SGD
View
B+
Retailer 15
-
$5,880 SGD
View
B+
Retailer 16
-
$6,493 SGD
View
B
Retailer 17
-
$8,576 SGD
View
B
Retailer 18
-
$8,937 SGD
View
Most Expensive
B
NZ Jewellers
8e9c0087-33cd-4911-827a-358d8597468e · Nov 5
$9,803 SGD
$7,649 USD
View
18 more retailers have this diamond
Prices start from $4,396 SGDSave up to $5,407 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
1.50ct Heart
$4,396 SGD