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Heart|Natural|GIA

0.81ct G SI1 Heart Natural Diamond

EX • G/SI1 • GIA 2446131670

Certificate GIA 2446131670

Diamond specifications and retailer prices

From $1,795 AUD
$1,258 USD
As of November 2, 2026
Save $1,237 AUD (41%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,032 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded G 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 2446131670. Listed at 6 retailers as of November 2, 2026, with prices from $1,795 to $3,032, a $1,237 spread on the same certified stone. MOH London lists it at $3,032. 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
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2446131670
Dimensions5.66 × 6.59 × 3.72 mm
L/W Ratio1.16
Top View
5.66 mm6.59 mm0.81 ctG / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2446131670
Side View
Table 60.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 56.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $3,032 AUD|Low: $1,767 AUD|High: $3,068 AUD|Avg: $2,185 AUD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$1,795 AUD
Retailer 2$1,869 AUD
Retailer 3$1,934 AUD
Retailer 4$2,165 AUD
Retailer 6$2,264 AUD
MOH London$3,032 AUD

43 data points across 6 retailers

6 retailers$1,795 AUD to $3,032 AUD

B+
Cheapest Retailer
-
$1,795 AUD
$1,258 USD
B+
Retailer 2
-
$1,869 AUD
£1,032 GBP
View
B+
Retailer 3
-
$1,934 AUD
£1,067 GBP
View
B+
Retailer 4
-
$2,107 AUD
$1,477 USD
View
Retailer 5
-
$2,165 AUD
View
Price last confirmed 30 days ago
Most Expensive
B
MOH London
02428AD63 · Nov 2
$3,032 AUD
£1,673 GBP
View
5 more retailers have this diamond
Prices start from $1,795 AUDSave up to $1,237 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.

B+
0.81ct Heart
$1,795 AUD