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Heart|Natural|GIA

0.50ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 5553420058

Certificate GIA 5553420058

Diamond specifications and retailer prices

From $696 AUD
As of November 6, 2026
Save $1,044 AUD (60%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,362 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural heart diamond

This 0.5ct natural heart sits in the half to three-quarter 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 5553420058. Listed at 12 retailers as of November 1, 2026, with a 150% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.50
Carat
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553420058
Dimensions4.76 × 5.55 × 3.11 mm
L/W Ratio1.17
Key to symbols
Feather
Top View
4.76 mm5.55 mm0.50 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553420058
Side View
Table 62.0%CrownGirdle: STK-ETKPavilionCulet: NoneDepth 56.1%

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 6
Current: $2,362 AUD|Low: $687 AUD|High: $2,362 AUD|Avg: $1,085 AUD|+1.2%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 12$696 AUD
Retailer 3$713 AUD
Retailer 11$754 AUD
Retailer 9$811 AUD
Retailer 10$811 AUD
Retailer 7$869 AUD
Retailer 2$894 AUD
Retailer 5$934 AUD
Retailer 8$943 AUD
Retailer 4$1,051 AUD
Retailer 6$1,739 AUD
NZ Jewellers$2,362 AUD

43 data points across 12 retailers

12 retailers$696 AUD to $1,739 AUD

A
Cheapest Retailer
-
$696 AUD
Final sale: no returns
A
Retailer 2
-
$713 AUD
View
B+
Retailer 3
-
$754 AUD
View
B+
Retailer 4
-
$811 AUD
View
Retailer 5
-
$811 AUD
View
Price last confirmed 9 days ago
B+
Retailer 6
-
$869 AUD
View
B+
Retailer 7
-
$894 AUD
View
B+
Retailer 8
-
$934 AUD
View
B+
Retailer 9
-
$943 AUD
View
Retailer 10
-
$1,051 AUD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$1,739 AUD
View
Most Expensive
NZ Jewellers
def841a8-7edb-4201-a9f4-eff70ede5f6d · Nov 5
$2,362 AUD
$1,623 USD
View
Price under review
11 more retailers have this diamond
Prices start from $696 AUDSave up to $1,044 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
0.50ct Heart
$696 AUD