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Heart|Natural|GIA

1.00ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 2546010111

Certificate GIA 2546010111

Diamond specifications and retailer prices

From $1,433 USD
As of November 2, 2026
Save $2,354 USD (62%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $3,787 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2546010111. Listed at 16 retailers as of October 30, 2026, with prices from $1,433 to $3,787, a $2,354 spread on the same certified stone. NZ Jewellers lists it at $3,787. 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

1.00
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.78°
Pavilion angle38.79°
OriginNatural
Grading LabGIA
CertificateGIA 2546010111
Dimensions6.06 × 6.87 × 3.96 mm
L/W Ratio1.13
Top View
6.06 mm6.87 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2546010111
Side View
Table 56.0%Crown 37.78°Girdle: THK-VTKPavilion 38.79°Culet: NoneDepth 57.6%

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: $3,787 USD|Low: $1,313 USD|High: $3,787 USD|Avg: $1,859 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
Retailer 14
Retailer 15
November 2, 2026
Retailer 14$1,433 USD
Retailer 4$1,439 USD
Retailer 13$1,440 USD
Retailer 11$1,509 USD
Retailer 2$1,514 USD
Retailer 3$1,552 USD
Retailer 5$1,552 USD
Retailer 12$1,624 USD
Retailer 15$1,715 USD
Retailer 8$1,739 USD
Retailer 6$1,791 USD
Retailer 10$1,895 USD
Retailer 7$2,097 USD
Retailer 9$2,720 USD
NZ Jewellers$3,787 USD

34 data points across 15 retailers

16 retailers$1,433 USD to $3,787 USD

A
Cheapest Retailer
-
$1,433 USD
Final sale: no returns
A
Retailer 2
-
$1,439 USD
View
A
Retailer 3
-
$1,440 USD
View
A
Retailer 4
-
$1,509 USD
View
A
Retailer 5
-
$1,514 USD
£1,192 GBP
View
A
Retailer 6
-
$1,552 USD
View
A
Retailer 7
-
$1,552 USD
View
A
Retailer 8
-
$1,624 USD
View
A
Retailer 9
-
$1,715 USD
View
A
Retailer 10
-
$1,739 USD
£1,369 GBP
View
B+
Retailer 11
-
$1,791 USD
View
Retailer 12
-
$1,829 USD
£1,440 GBP
View
Price last confirmed 36 days ago
B+
Retailer 13
-
$1,895 USD
ZAR 30,614 ZAR
View
Retailer 14
-
$2,097 USD
A$3,226 AUD
View
Price last confirmed 27 days ago
B+
Retailer 15
-
$2,720 USD
£2,142 GBP
View
Most Expensive
B
NZ Jewellers
0c9d224c-bc33-4999-bb6f-ec63abb3d2eb · Oct 30
$3,787 USD
View
15 more retailers have this diamond
Prices start from $1,433 USDSave up to $2,354 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
1.00ct Heart
$1,433 USD