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Heart|Natural|GIA

1.56ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 7551395371

Certificate GIA 7551395371

Diamond specifications and retailer prices

From $6,158 AUD
As of November 4, 2026
Save $1,658 AUD (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,815 AUD at Jared · As of November 6, 2026
View at Jared

About this 1.56ct natural heart diamond

This 1.56ct natural heart sits in the one-and-a-half to two carat band, graded H 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 7551395371. Listed at 8 retailers as of November 4, 2026, with prices from $6,158 to $7,815, a $1,658 spread on the same certified stone. Jared lists it at $7,815. 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

1.56
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551395371
Dimensions6.90 × 8.12 × 4.83 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle, Indented Natural
Top View
6.90 mm8.12 mm1.56 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551395371
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.4%

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: Nov 4
Current: $7,815 AUD|Low: $5,689 AUD|High: $9,067 AUD|Avg: $7,343 AUD|-13.8%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$5,915 AUD
Retailer 4$6,158 AUD
Retailer 5$6,574 AUD
Retailer 2$6,944 AUD
Retailer 8$7,073 AUD
Retailer 6$7,113 AUD
Retailer 3$7,568 AUD
Retailer 7$7,568 AUD
Jared$7,815 AUD

42 data points across 9 retailers

8 retailers$6,158 AUD to $7,815 AUD

A
Cheapest Retailer
-
$6,158 AUD
Final sale: no returns
A
Retailer 2
-
$6,574 AUD
View
A
Retailer 3
-
$6,944 AUD
View
B+
Retailer 4
-
$7,073 AUD
View
B+
Retailer 5
-
$7,113 AUD
View
B+
Retailer 6
-
$7,568 AUD
View
B+
Retailer 7
-
$7,568 AUD
View
Most Expensive
B+
Jared
159886049 · Nov 6
$7,815 AUD
$5,370 USD
View
7 more retailers have this diamond
Prices start from $6,158 AUDSave up to $1,658 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
1.56ct Heart
$6,158 AUD