Heart|Natural|GIA

1.50ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 1559187544

Certificate GIA 1559187544

Diamond specifications and retailer prices

From $5,208 SGD

A$6,268 AUD

As of November 2, 2026

13 retailers carry this diamond

Most expensive: $8,941 SGD at NZ Jewellers · As of October 24, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1559187544. Listed at 13 retailers as of November 2, 2026. 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

Colour

SI2

Clarity

Excellent

Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginNatural

Grading LabGIA

CertificateGIA 1559187544

Dimensions7.27 × 7.83 × 4.33 mm

L/W Ratio1.08

Key to symbols

Twinning Wisp, Feather, Cavity, Crystal

View GIA Report →View Loupe360 Video →

Top View

OriginNatural

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateGIA 1559187544

Side View

Caratlytics Score

How it works →

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 2

Current: $8,941 SGD|Low: $3,845 SGD|High: $9,123 SGD|Avg: $5,497 SGD|-2.0%

NZ Jewellers

Retailer 2

Retailer 3

Retailer 4

Retailer 5

Retailer 6

Retailer 7

Retailer 8

Retailer 9

Retailer 10

Retailer 11

Retailer 12

October 24, 2026

Retailer 7$3,845 SGD

Retailer 2$3,941 SGD

Retailer 11$4,738 SGD

Retailer 12$4,752 SGD

Retailer 5$4,841 SGD

Retailer 10$4,882 SGD

Retailer 6$5,133 SGD

Retailer 8$5,133 SGD

Retailer 9$5,446 SGD

Retailer 3$5,922 SGD

Retailer 4$8,688 SGD

NZ Jewellers$8,941 SGD

29 data points across 12 retailers

13 retailers

Retailer 1

$3,845 SGD

HK$23,500 HKD

Price last confirmed 8 days ago

Retailer 2

$3,941 SGD

₹293,619 INR

View

Price last confirmed 9 days ago

Retailer 3

$4,309 SGD

A$5,185 AUD

View

Price last confirmed 8 days ago

Retailer 4

$4,752 SGD

$3,717 USD

View

Price last confirmed 8 days ago

Retailer 5

$4,841 SGD

£2,982 GBP

View

Price last confirmed 9 days ago

Retailer 6

$4,882 SGD

View

Price last confirmed 10 days ago

Retailer 7

$5,133 SGD

$4,015 USD

View

Price last confirmed 10 days ago

Retailer 8

$5,133 SGD

$4,015 USD

View

Price last confirmed 10 days ago

Retailer 9

$5,208 SGD

A$6,268 AUD

View

Retailer 10

$5,446 SGD

$4,260 USD

View

Price last confirmed 9 days ago

Retailer 11

$5,922 SGD

$4,632 USD

View

Price last confirmed 10 days ago

Retailer 12

$8,688 SGD

£5,351 GBP

View

Price last confirmed 14 days ago

Most Expensive

NZ Jewellers

79bdae18-d3e2-40ee-834f-5cd4316bec26 · Oct 24

$8,941 SGD

$6,994 USD

View

Price last confirmed 9 days ago

12 more retailers have this diamond

Prices start from $5,208 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.

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1.50ct Heart

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