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Heart|Natural|GIA

0.81ct E SI1 Heart Natural Diamond

EX • E/SI1 • GIA 2556491540

Certificate GIA 2556491540

Diamond specifications and retailer prices

From $1,730 AUD
$1,215 USD
As of October 30, 2026
Save $377 AUD (18%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,107 AUD at Jared · As of October 30, 2026
View at Jared

About this 0.81ct natural heart diamond

This 0.81ct natural heart sits in the just-under-one-carat band, graded E 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 2556491540. Listed at 7 retailers as of October 30, 2026, with prices from $1,730 to $2,107, a $377 spread on the same certified stone. Jared lists it at $2,107. 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
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2556491540
Dimensions5.64 × 6.51 × 3.83 mm
L/W Ratio1.15
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.64 mm6.51 mm0.81 ctE / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2556491540
Side View
Table 61.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.8%

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: Oct 30
Current: $2,107 AUD|Low: $1,730 AUD|High: $2,164 AUD|Avg: $1,972 AUD|-2.6%
Jared
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 4$1,730 AUD
Retailer 2$1,892 AUD
Retailer 5$1,905 AUD
Retailer 6$1,922 AUD
Retailer 3$2,036 AUD
Retailer 7$2,036 AUD
Jared$2,107 AUD

40 data points across 7 retailers

7 retailers$1,730 AUD to $2,107 AUD

A
Cheapest Retailer
-
$1,730 AUD
$1,215 USD
A
Retailer 2
-
$1,892 AUD
£1,047 GBP
View
A
Retailer 3
-
$1,905 AUD
$1,338 USD
View
B+
Retailer 4
-
$1,922 AUD
SGD 1,824 SGD
View
B+
Retailer 5
-
$2,036 AUD
$1,430 USD
View
B+
Retailer 6
-
$2,036 AUD
$1,430 USD
View
Most Expensive
B+
Jared
159886251 · Oct 30
$2,107 AUD
$1,480 USD
View
6 more retailers have this diamond
Prices start from $1,730 AUDSave up to $377 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
$1,730 AUD