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Heart|Natural|GIA

0.77ct J SI2 Heart Natural Diamond

ID • J/SI2 • GIA 1543590103

Certificate GIA 1543590103

Diamond specifications and retailer prices

From $739 AUD
As of November 6, 2026
Save $1,174 AUD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,913 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 0.77ct natural heart diamond

This 0.77ct natural heart sits in the just-under-one-carat band, graded J 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 1543590103. Listed at 8 retailers as of November 4, 2026, with prices from $739 to $1,913, a $1,174 spread on the same certified stone. MOH London lists it at $1,913. 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

0.77
Carat
J
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543590103
Dimensions6.27 × 5.61 × 3.71 mm
L/W Ratio1.12
Girdle conditionFaceted
Key to symbols
Twinning Wisp, Feather
Top View
6.27 mm5.61 mm0.77 ctJ / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1543590103
Side View
Table 57.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 59.2%

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: $1,913 AUD|Low: $656 AUD|High: $2,414 AUD|Avg: $1,243 AUD|-2.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$739 AUD
Retailer 2$771 AUD
Retailer 7$1,220 AUD
Retailer 5$1,231 AUD
Retailer 4$1,234 AUD
Retailer 6$1,237 AUD
Retailer 3$1,476 AUD
MOH London$1,913 AUD

41 data points across 8 retailers

8 retailers$739 AUD to $1,913 AUD

A
Cheapest Retailer
-
$739 AUD
Final sale: no returns
A
Retailer 2
-
$771 AUD
View
B+
Retailer 3
-
$1,220 AUD
View
B+
Retailer 4
-
$1,231 AUD
View
A
Retailer 5
-
$1,234 AUD
View
B+
Retailer 6
-
$1,237 AUD
View
B+
Retailer 7
-
$1,476 AUD
View
Most Expensive
B+
MOH London
2FA767FC7 · Nov 4
$1,913 AUD
£1,035 GBP
View
7 more retailers have this diamond
Prices start from $739 AUDSave up to $1,174 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
0.77ct Heart
$739 AUD