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Heart|Natural|GIA

1.50ct I SI1 Heart Natural Diamond

ID • I/SI1 • GIA 6552716233

Certificate GIA 6552716233

Diamond specifications and retailer prices

From $4,675 SGD
As of November 6, 2026
Save $6,018 SGD (56%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $10,694 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 I 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 6552716233. Listed at 13 retailers as of November 5, 2026, with prices from $4,675 to $10,694, a $6,018 spread on the same certified stone. NZ Jewellers lists it at $10,694. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552716233
Dimensions7.23 × 8.09 × 4.45 mm
L/W Ratio1.12
Girdle conditionThick
Top View
7.23 mm8.09 mm1.50 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552716233
Side View
Table 55.0%CrownGirdle: MediumPavilionCulet: NoneDepth 55.0%

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: $10,694 SGD|Low: $4,675 SGD|High: $10,694 SGD|Avg: $6,644 SGD
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
November 6, 2026
Retailer 2$4,675 SGD
Retailer 12$4,951 SGD
Retailer 13$5,352 SGD
Retailer 3$5,358 SGD
Retailer 10$5,786 SGD
Retailer 7$6,043 SGD
Retailer 4$6,331 SGD
Retailer 5$6,516 SGD
Retailer 11$6,543 SGD
Retailer 6$6,908 SGD
Retailer 8$7,488 SGD
Retailer 9$9,749 SGD
NZ Jewellers$10,694 SGD

31 data points across 13 retailers

13 retailers$4,675 SGD to $10,694 SGD

A
Cheapest Retailer
-
$4,675 SGD
A
Retailer 2
-
$4,951 SGD
View
Final sale: no returns
A
Retailer 3
-
$5,352 SGD
View
A
Retailer 4
-
$5,358 SGD
View
B+
Retailer 5
-
$5,786 SGD
View
B+
Retailer 6
-
$6,043 SGD
View
B+
Retailer 7
-
$6,331 SGD
View
Retailer 8
-
$6,516 SGD
View
Price last confirmed 28 days ago
B+
Retailer 9
-
$6,543 SGD
View
B+
Retailer 10
-
$6,908 SGD
View
B+
Retailer 11
-
$7,488 SGD
View
B
Retailer 12
-
$9,749 SGD
View
Most Expensive
B
NZ Jewellers
330a619a-19a8-480b-9cf5-5c2244c67c8c · Nov 5
$10,694 SGD
$8,344 USD
View
12 more retailers have this diamond
Prices start from $4,675 SGDSave up to $6,018 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
$4,675 SGD