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Heart|Natural|GIA

0.81ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 1565208168

Certificate GIA 1565208168

Diamond specifications and retailer prices

From $1,041 AUD
As of November 6, 2026
Save $168 AUD (14%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,208 AUD at 77 Diamonds · As of November 6, 2026
View at 77 Diamonds

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded I 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 1565208168. Listed at 4 retailers as of November 6, 2026, with prices from $1,041 to $1,208, a $168 spread on the same certified stone. 77 Diamonds lists it at $1,208. 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

0.81
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1565208168
Dimensions5.92 × 6.45 × 3.63 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
5.92 mm6.45 mm0.81 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565208168
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 56.2%

Caratlytics Score

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

Last verified: Nov 6
Current: $1,208 AUD|Low: $931 AUD|High: $1,267 AUD|Avg: $1,138 AUD|-2.3%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 3$1,041 AUD
Retailer 2$1,134 AUD
Retailer 4$1,151 AUD
77 Diamonds$1,208 AUD

38 data points across 4 retailers

4 retailers$1,041 AUD to $1,208 AUD

A
Cheapest Retailer
-
$1,041 AUD
Final sale: no returns
A
Retailer 2
-
$1,134 AUD
View
A
Retailer 3
-
$1,151 AUD
View
Most Expensive
A
77 Diamonds
HSCPNSUUMXVX · Nov 6
$1,208 AUD
£654 GBP
View
3 more retailers have this diamond
Prices start from $1,041 AUDSave up to $168 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
0.81ct Heart
$1,041 AUD