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Heart|Natural|GIA

1.50ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 5393712365

Certificate GIA 5393712365

Diamond specifications and retailer prices

From $5,942 AUD
As of November 6, 2026
Save $7,597 AUD (56%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $13,540 AUD 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 5393712365. Listed at 17 retailers as of November 5, 2026, with prices from $5,942 to $13,540, a $7,597 spread on the same certified stone. NZ Jewellers lists it at $13,540. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5393712365
Dimensions6.83 × 7.67 × 4.63 mm
L/W Ratio1.12
Top View
6.83 mm7.67 mm1.50 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5393712365
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.4%

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: $7,799 AUD|Low: $5,613 AUD|High: $13,049 AUD|Avg: $7,702 AUD|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 4$5,942 AUD
Retailer 8$6,021 AUD
Retailer 5$6,396 AUD
Retailer 6$6,769 AUD
Retailer 7$7,334 AUD
Retailer 2$7,773 AUD
Retailer 1$7,799 AUD
Retailer 3$12,858 AUD

45 data points across 8 retailers

17 retailers$5,942 AUD to $13,540 AUD

A
Cheapest Retailer
-
$5,942 AUD
A
Retailer 2
-
$6,021 AUD
View
B+
Retailer 3
-
$6,396 AUD
View
B+
Retailer 4
-
$6,769 AUD
View
Final sale: no returns
B+
Retailer 5
-
$6,826 AUD
View
Retailer 6
-
$7,334 AUD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$7,334 AUD
View
B+
Retailer 8
-
$7,334 AUD
View
B+
Retailer 9
-
$7,773 AUD
View
B+
Retailer 10
-
$7,799 AUD
View
B
Retailer 11
-
$8,208 AUD
View
B
Retailer 12
-
$8,208 AUD
View
B
Retailer 13
-
$8,462 AUD
View
B
Retailer 14
-
$8,485 AUD
View
Retailer 15
-
$8,932 AUD
View
Price last confirmed 15 days ago
B
Retailer 16
-
$12,858 AUD
View
Most Expensive
B
NZ Jewellers
970036ec-3188-401b-ac28-68c2b02d8c08 · Nov 5
$13,540 AUD
$9,303 USD
View
16 more retailers have this diamond
Prices start from $5,942 AUDSave up to $7,597 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
$5,942 AUD