Heart|Natural|GIA

0.91ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6471511554

Certificate GIA 6471511554

Diamond specifications and retailer prices

From $1,062 USD
As of November 2, 2026
Save $1,746 USD (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,808 USD 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 D 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 6471511554. Listed at 15 retailers as of October 30, 2026, with prices from $1,062 to $2,808, a $1,746 spread on the same certified stone. NZ Jewellers lists it at $2,808. 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
D
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6471511554
Dimensions5.63 × 6.61 × 4.02 mm
L/W Ratio1.17
Top View
5.63 mm6.61 mm0.91 ctD / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 6471511554
Side View
Table 59.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 60.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,808 USD|Low: $1,062 USD|High: $2,808 USD|Avg: $1,623 USD
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
November 2, 2026
Retailer 11$1,062 USD
Retailer 4$1,151 USD
Retailer 13$1,151 USD
Retailer 5$1,196 USD
Retailer 6$1,313 USD
Retailer 12$1,328 USD
Retailer 9$1,345 USD
Retailer 10$1,466 USD
Retailer 3$1,505 USD
Retailer 8$1,686 USD
Retailer 7$2,109 USD
Retailer 2$2,750 USD
NZ Jewellers$2,808 USD

36 data points across 13 retailers

15 retailers$1,062 USD to $2,808 USD

A
Cheapest Retailer
-
$1,062 USD
Final sale: no returns
A
Retailer 2
-
$1,103 USD
View
A
Retailer 3
-
$1,105 USD
View
A
Retailer 4
-
$1,151 USD
View
A
Retailer 5
-
$1,151 USD
View
A
Retailer 6
-
$1,196 USD
View
A
Retailer 7
-
$1,313 USD
£1,034 GBP
View
A
Retailer 8
-
$1,328 USD
View
A
Retailer 9
-
$1,345 USD
£1,059 GBP
View
A
Retailer 10
-
$1,466 USD
View
Retailer 11
-
$1,505 USD
A$2,316 AUD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
$1,686 USD
ZAR 27,244 ZAR
View
B+
Retailer 13
-
$2,109 USD
£1,661 GBP
View
B
Retailer 14
-
$2,750 USD
£2,166 GBP
View
Most Expensive
B
NZ Jewellers
30bddc7a-648e-4cc3-979c-128be06856ef · Oct 30
$2,808 USD
View
14 more retailers have this diamond
Prices start from $1,062 USDSave up to $1,746 USD

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
$1,062 USD