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Heart|Natural|GIA

0.91ct F SI2 Heart Natural Diamond

EX • F/SI2 • GIA 1543590480

Certificate GIA 1543590480

Diamond specifications and retailer prices

From $1,550 AUD
₹103,475 INR
As of November 2, 2026
Save $3,467 AUD (69%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,017 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

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 1543590480. Listed at 10 retailers as of October 30, 2026, with prices from $1,550 to $5,017, a $3,467 spread on the same certified stone. NZ Jewellers lists it at $5,017. 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
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543590480
Dimensions6.09 × 6.86 × 3.71 mm
L/W Ratio1.13
Girdle conditionFaceted
Key to symbols
Twinning Wisp, Feather
Top View
6.09 mm6.86 mm0.91 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543590480
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 54.1%

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: $5,017 AUD|Low: $1,450 AUD|High: $5,017 AUD|Avg: $2,567 AUD|+1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 4$1,550 AUD
Retailer 9$1,635 AUD
Retailer 8$1,906 AUD
Retailer 6$2,120 AUD
Retailer 7$2,250 AUD
Retailer 2$2,275 AUD
Retailer 5$2,865 AUD
Retailer 3$3,604 AUD
NZ Jewellers$5,017 AUD

41 data points across 9 retailers

10 retailers$1,550 AUD to $5,017 AUD

A
Cheapest Retailer
-
$1,550 AUD
₹103,475 INR
A
Retailer 2
-
$1,635 AUD
$1,146 USD
View
Final sale: no returns
B+
Retailer 3
-
$1,906 AUD
$1,336 USD
View
B+
Retailer 4
-
$2,120 AUD
$1,486 USD
View
B+
Retailer 5
-
$2,250 AUD
$1,577 USD
View
B+
Retailer 6
-
$2,275 AUD
£1,255 GBP
View
Retailer 7
-
$2,480 AUD
£1,368 GBP
View
Price last confirmed 37 days ago
B+
Retailer 8
-
$2,865 AUD
€1,912 EUR
View
B
Retailer 9
-
$3,604 AUD
£1,989 GBP
View
Most Expensive
B
NZ Jewellers
17006a72-847a-4b48-aaec-ee3d7796931b · Oct 30
$5,017 AUD
$3,516 USD
View
9 more retailers have this diamond
Prices start from $1,550 AUDSave up to $3,467 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
$1,550 AUD