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Heart|Natural|GIA

0.54ct I SI1 Heart Natural Diamond

EX • I/SI1 • GIA 2517925713

Certificate GIA 2517925713

Diamond specifications and retailer prices

From $530 AUD
As of November 6, 2026
Save $178 AUD (25%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $707 AUD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.54ct natural heart diamond

This 0.54ct natural heart sits in the half to three-quarter carat band, graded I 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 2517925713. Listed at 4 retailers as of November 6, 2026, with prices from $530 to $707, a $178 spread on the same certified stone. 77 Diamonds lists it at $707. 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

0.54
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2517925713
Dimensions5.13 × 5.72 × 3.33 mm
L/W Ratio1.12
Top View
5.13 mm5.72 mm0.54 ctI / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2517925713
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.2%

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: $707 AUD|Low: $477 AUD|High: $803 AUD|Avg: $634 AUD|-0.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 2$530 AUD
Retailer 4$566 AUD
Retailer 3$706 AUD
77 Diamonds$707 AUD

41 data points across 4 retailers

4 retailers$530 AUD to $707 AUD

A
Cheapest Retailer
-
$530 AUD
Final sale: no returns
A
Retailer 2
-
$566 AUD
View
B+
Retailer 3
-
$706 AUD
View
Most Expensive
B+
77 Diamonds
HSCPSTZ4XEJ4 · Nov 6
$707 AUD
£383 GBP
View
3 more retailers have this diamond
Prices start from $530 AUDSave up to $178 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
0.54ct Heart
$530 AUD