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Heart|Natural|GIA

0.91ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 6542970813

Certificate GIA 6542970813

Diamond specifications and retailer prices

From $1,170 AUD
$820 USD
As of November 2, 2026
Save $850 AUD (42%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,020 AUD at GemTrove · As of November 3, 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 F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6542970813. Listed at 6 retailers as of November 2, 2026, with prices from $1,170 to $2,020, a $850 spread on the same certified stone. GemTrove lists it at $2,020. 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
F
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6542970813
Dimensions6.27 × 6.57 × 3.87 mm
L/W Ratio1.05
Top View
6.27 mm6.57 mm0.91 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6542970813
Side View
Table 56.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 58.9%

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 2
Current: $2,020 AUD|Low: $1,080 AUD|High: $2,020 AUD|Avg: $1,414 AUD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 3, 2026
Retailer 5$1,170 AUD
Retailer 6$1,177 AUD
Retailer 3$1,277 AUD
Retailer 4$1,321 AUD
Retailer 2$1,324 AUD
GemTrove$2,020 AUD

40 data points across 6 retailers

6 retailers$1,170 AUD to $2,020 AUD

A
Cheapest Retailer
-
$1,170 AUD
$820 USD
Final sale: no returns
A
Retailer 2
-
$1,177 AUD
MYR 3,360 MYR
View
A
Retailer 3
-
$1,277 AUD
$895 USD
View
A
Retailer 4
-
$1,321 AUD
SGD 1,251 SGD
View
A
Retailer 5
-
$1,324 AUD
£731 GBP
View
Most Expensive
B+
GemTrove
GT-N-01266801-98 · Nov 3
$2,020 AUD
View
5 more retailers have this diamond
Prices start from $1,170 AUDSave up to $850 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
$1,170 AUD