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Heart|Natural|GIA

0.54ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6522137314

Certificate GIA 6522137314

Diamond specifications and retailer prices

From $891 AUD
As of November 6, 2026
Save $256 AUD (22%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,147 AUD at 77 Diamonds · As of November 5, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6522137314. Listed at 3 retailers as of November 5, 2026, with prices from $891 to $1,147, a $256 spread on the same certified stone. 77 Diamonds lists it at $1,147. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6522137314
Dimensions4.81 × 5.68 × 3.39 mm
L/W Ratio1.18
Top View
4.81 mm5.68 mm0.54 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522137314
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 59.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,147 AUD|Low: $707 AUD|High: $1,209 AUD|Avg: $967 AUD|-3.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5$707 AUD
Retailer 2$891 AUD
Retailer 4$993 AUD
Retailer 3$1,119 AUD
77 Diamonds$1,147 AUD

40 data points across 5 retailers

3 retailers$891 AUD to $1,147 AUD

A
Cheapest Retailer
-
$891 AUD
Final sale: no returns
Retailer 2
-
$1,119 AUD
View
Price last confirmed 22 days ago
Most Expensive
B+
77 Diamonds
HSCPZXVMXQRK · Nov 5
$1,147 AUD
£621 GBP
View
2 more retailers have this diamond
Prices start from $891 AUDSave up to $256 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
$891 AUD