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Heart|Natural|GIA

0.91ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 5556440926

Certificate GIA 5556440926

Diamond specifications and retailer prices

From $1,156 AUD
$812 USD
As of October 31, 2026
Save $795 AUD (41%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,951 AUD at GemTrove · As of October 31, 2026
View at GemTrove

About this 0.91ct natural heart diamond

This 0.91ct 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 5556440926. Listed at 6 retailers as of October 31, 2026, with prices from $1,156 to $1,951, a $795 spread on the same certified stone. GemTrove lists it at $1,951. 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

0.91
Carat
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5556440926
Dimensions6.19 × 6.73 × 3.89 mm
L/W Ratio1.09
Culet sizeNone
Key to symbols
Twinning Wisp
Top View
6.19 mm6.73 mm0.91 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556440926
Side View
Table 55.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 57.8%

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 31
Current: $1,951 AUD|Low: $1,056 AUD|High: $1,951 AUD|Avg: $1,385 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 5$1,156 AUD
Retailer 6$1,164 AUD
Retailer 3$1,261 AUD
Retailer 4$1,298 AUD
Retailer 2$1,299 AUD
GemTrove$1,951 AUD

38 data points across 6 retailers

6 retailers$1,156 AUD to $1,951 AUD

A
Cheapest Retailer
-
$1,156 AUD
$812 USD
Final sale: no returns
A
Retailer 2
-
$1,164 AUD
MYR 3,330 MYR
View
A
Retailer 3
-
$1,261 AUD
$886 USD
View
A
Retailer 4
-
$1,298 AUD
SGD 1,232 SGD
View
A
Retailer 5
-
$1,299 AUD
£718 GBP
View
Most Expensive
B+
GemTrove
GT-N-01266856-98 · Oct 31
$1,951 AUD
View
5 more retailers have this diamond
Prices start from $1,156 AUDSave up to $795 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
0.91ct Heart
$1,156 AUD