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Heart|Natural|GIA

1.50ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 2556195624

Certificate GIA 2556195624

Diamond specifications and retailer prices

From $3,751 AUD
SGD 3,561 SGD
As of October 31, 2026
Save $3,086 AUD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,837 AUD at Wholesale Diamonds Direct · As of October 27, 2026
View at Wholesale Diamonds Direct

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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2556195624. Listed at 8 retailers as of October 27, 2026, with prices from $3,751 to $6,837, a $3,086 spread on the same certified stone. Wholesale Diamonds Direct lists it at $6,837. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.23°
Pavilion angle37.87°
OriginNatural
Grading LabGIA
CertificateGIA 2556195624
Dimensions6.65 × 7.81 × 4.66 mm
L/W Ratio1.17
Top View
6.65 mm7.81 mm1.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2556195624
Side View
Table 60.0%Crown 41.23°Girdle: MED-THKPavilion 37.87°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $4,344 AUD|Low: $3,751 AUD|High: $7,272 AUD|Avg: $4,776 AUD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 2, 2026
Retailer 3$3,751 AUD
Retailer 7$3,983 AUD
Retailer 5$4,005 AUD
Retailer 1$4,344 AUD
Retailer 6$4,436 AUD
Retailer 4$4,769 AUD
Retailer 2$5,109 AUD
Wholesale Diamonds Direct$6,837 AUD

40 data points across 8 retailers

8 retailers$3,751 AUD to $6,837 AUD

A
Cheapest Retailer
-
$3,751 AUD
SGD 3,561 SGD
A
Retailer 2
-
$3,983 AUD
$2,798 USD
View
A
Retailer 3
-
$4,005 AUD
$2,813 USD
View
A
Retailer 4
-
$4,344 AUD
£2,403 GBP
View
A
Retailer 5
-
$4,436 AUD
SGD 4,211 SGD
View
A
Retailer 6
-
$4,605 AUD
$3,235 USD
View
A
Retailer 7
-
$4,769 AUD
$3,350 USD
View
Most Expensive
B+
Wholesale Diamonds Direct
586833577 · Oct 27
$6,837 AUD
$4,803 USD
View
7 more retailers have this diamond
Prices start from $3,751 AUDSave up to $3,086 AUD

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
$3,751 AUD