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Heart|Natural|GIA

0.91ct I VS1 Heart Natural Diamond

ID • I/VS1 • GIA 6551607577

Certificate GIA 6551607577

Diamond specifications and retailer prices

From $1,330 AUD
HK$7,300 HKD
As of November 1, 2026
Save $3,009 AUD (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,339 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 I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551607577. Listed at 16 retailers as of October 30, 2026, with prices from $1,330 to $4,339, a $3,009 spread on the same certified stone. NZ Jewellers lists it at $4,339. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
I
Colour
VS1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6551607577
Dimensions5.72 × 6.71 × 3.93 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeNone
Top View
5.72 mm6.71 mm0.91 ctI / VS1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6551607577
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 58.6%

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 1
Current: $4,339 AUD|Low: $1,330 AUD|High: $4,339 AUD|Avg: $2,044 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 3$1,330 AUD
Retailer 12$1,339 AUD
Retailer 15$1,574 AUD
Retailer 6$1,639 AUD
Retailer 8$1,641 AUD
Retailer 13$1,715 AUD
Retailer 14$1,752 AUD
Retailer 5$1,778 AUD
Retailer 16$1,846 AUD
Retailer 11$2,027 AUD
Retailer 10$2,050 AUD
Retailer 4$2,053 AUD
Retailer 7$2,554 AUD
Retailer 2$2,715 AUD
Retailer 9$3,258 AUD
NZ Jewellers$4,339 AUD

24 data points across 16 retailers

16 retailers$1,330 AUD to $4,339 AUD

A
Cheapest Retailer
-
$1,330 AUD
HK$7,300 HKD
A
Retailer 2
-
$1,339 AUD
₹89,589 INR
View
Retailer 3
-
$1,574 AUD
€1,053 EUR
View
Price last confirmed 6 days ago
A
Retailer 4
-
$1,639 AUD
SGD 1,556 SGD
View
A
Retailer 5
-
$1,641 AUD
$1,153 USD
View
Final sale: no returns
A
Retailer 6
-
$1,715 AUD
$1,205 USD
View
A
Retailer 7
-
$1,752 AUD
$1,231 USD
View
A
Retailer 8
-
$1,778 AUD
$1,249 USD
View
A
Retailer 9
-
$1,846 AUD
$1,297 USD
View
A
Retailer 10
-
$2,027 AUD
$1,424 USD
View
A
Retailer 11
-
$2,050 AUD
£1,134 GBP
View
A
Retailer 12
-
$2,053 AUD
$1,442 USD
View
B+
Retailer 13
-
$2,554 AUD
$1,794 USD
View
B+
Retailer 14
-
$2,715 AUD
£1,502 GBP
View
B+
Retailer 15
-
$3,258 AUD
£1,802 GBP
View
Most Expensive
B
NZ Jewellers
755068f3-41e7-4ac5-8434-0ef741427e68 · Oct 30
$4,339 AUD
$3,048 USD
View
15 more retailers have this diamond
Prices start from $1,330 AUDSave up to $3,009 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
$1,330 AUD