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Heart|Natural|GIA

1.00ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1563471638

Certificate GIA 1563471638

Diamond specifications and retailer prices

From $1,422 USD
As of November 6, 2026
Save $2,375 USD (63%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,797 USD at NZ Jewellers · As of November 5, 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1563471638. Listed at 14 retailers as of November 5, 2026, with prices from $1,422 to $3,797, a $2,375 spread on the same certified stone. NZ Jewellers lists it at $3,797. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle37.48°
Pavilion angle43.67°
OriginNatural
Grading LabGIA
CertificateGIA 1563471638
Dimensions5.72 × 6.77 × 4.28 mm
L/W Ratio1.18
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.72 mm6.77 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1563471638
Side View
Table 58.0%Crown 37.48°Girdle: Very ThickPavilion 43.67°Culet: NoneDepth 63.3%

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 6
Current: $3,797 USD|Low: $1,250 USD|High: $3,874 USD|Avg: $1,882 USD|-2.0%
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
November 6, 2026
Retailer 2$1,422 USD
Retailer 6$1,434 USD
Retailer 4$1,436 USD
Retailer 7$1,508 USD
Retailer 13$1,557 USD
Retailer 5$1,588 USD
Retailer 3$1,593 USD
Retailer 14$1,629 USD
Retailer 9$1,670 USD
Retailer 10$1,695 USD
Retailer 11$1,770 USD
Retailer 8$2,084 USD
Retailer 12$2,720 USD
NZ Jewellers$3,797 USD

25 data points across 14 retailers

14 retailers$1,422 USD to $3,797 USD

A
Cheapest Retailer
-
$1,422 USD
A
Retailer 2
-
$1,434 USD
View
A
Retailer 3
-
$1,436 USD
View
Final sale: no returns
A
Retailer 4
-
$1,508 USD
View
A
Retailer 5
-
$1,557 USD
View
Retailer 6
-
$1,588 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$1,593 USD
View
A
Retailer 8
-
$1,629 USD
View
A
Retailer 9
-
$1,670 USD
View
A
Retailer 10
-
$1,695 USD
View
A
Retailer 11
-
$1,770 USD
View
B+
Retailer 12
-
$2,084 USD
View
B
Retailer 13
-
$2,720 USD
View
Most Expensive
B
NZ Jewellers
79e454ca-e56b-4c16-b8c3-abd8e3b187e3 · Nov 5
$3,797 USD
View
13 more retailers have this diamond
Prices start from $1,422 USDSave up to $2,375 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
$1,422 USD