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Heart|Natural|GIA

0.91ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 6471511554

Certificate GIA 6471511554

Diamond specifications and retailer prices

From €951 EUR
$1,062 USD
As of November 2, 2026
Save €1,563 EUR (62%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,513 EUR 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 €951 to €2,513, a €1,563 spread on the same certified stone. NZ Jewellers lists it at €2,513. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €2,513 EUR|Low: €951 EUR|High: €2,513 EUR|Avg: €1,453 EUR
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€951 EUR
Retailer 4€1,030 EUR
Retailer 13€1,030 EUR
Retailer 5€1,071 EUR
Retailer 6€1,175 EUR
Retailer 12€1,189 EUR
Retailer 9€1,204 EUR
Retailer 10€1,312 EUR
Retailer 3€1,348 EUR
Retailer 8€1,509 EUR
Retailer 7€1,888 EUR
Retailer 2€2,462 EUR
NZ Jewellers€2,513 EUR

36 data points across 13 retailers

15 retailers€951 EUR to €2,513 EUR

A
Cheapest Retailer
-
€951 EUR
$1,062 USD
Final sale: no returns
A
Retailer 2
-
€987 EUR
$1,103 USD
View
A
Retailer 3
-
€989 EUR
$1,105 USD
View
A
Retailer 4
-
€1,030 EUR
$1,151 USD
View
A
Retailer 5
-
€1,030 EUR
$1,151 USD
View
A
Retailer 6
-
€1,071 EUR
$1,196 USD
View
A
Retailer 7
-
€1,175 EUR
£1,034 GBP
View
A
Retailer 8
-
€1,189 EUR
$1,328 USD
View
A
Retailer 9
-
€1,204 EUR
£1,059 GBP
View
A
Retailer 10
-
€1,312 EUR
$1,466 USD
View
Retailer 11
-
€1,348 EUR
A$2,316 AUD
View
Price last confirmed 28 days ago
B+
Retailer 12
-
€1,509 EUR
ZAR 27,244 ZAR
View
B+
Retailer 13
-
€1,888 EUR
£1,661 GBP
View
B
Retailer 14
-
€2,462 EUR
£2,166 GBP
View
Most Expensive
B
NZ Jewellers
30bddc7a-648e-4cc3-979c-128be06856ef · Oct 30
€2,513 EUR
$2,808 USD
View
14 more retailers have this diamond
Prices start from €951 EURSave up to €1,563 EUR

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
€951 EUR