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Heart|Natural|GIA

1.03ct F SI2 Heart Natural Diamond

ID • F/SI2 • GIA 2507448839

Certificate GIA 2507448839

Diamond specifications and retailer prices

From $1,861 USD
£1,465 GBP
As of November 2, 2026
Save $2,730 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $4,591 USD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.03ct natural heart diamond

This 1.03ct natural heart sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2507448839. Listed at 6 retailers as of October 30, 2026, with prices from $1,861 to $4,591, a $2,730 spread on the same certified stone. NZ Jewellers lists it at $4,591. 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

1.03
Carat
F
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.48°
Pavilion angle41.23°
OriginNatural
Grading LabGIA
CertificateGIA 2507448839
Dimensions7.02 × 6.21 × 4.15 mm
L/W Ratio1.13
Top View
7.02 mm6.21 mm1.03 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507448839
Side View
Table 60.0%Crown 36.48°Girdle: Slightly ThickPavilion 41.23°Culet: NoneDepth 59.2%

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: $4,591 USD|Low: $1,861 USD|High: $4,704 USD|Avg: $2,595 USD|-2.4%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 3$1,861 USD
Retailer 6$1,882 USD
Retailer 4$1,969 USD
Retailer 5$2,014 USD
Retailer 9$2,241 USD
Retailer 7$2,301 USD
Retailer 8$2,502 USD
Retailer 2$3,298 USD
NZ Jewellers$4,591 USD

30 data points across 9 retailers

6 retailers$1,861 USD to $4,591 USD

A
Cheapest Retailer
-
$1,861 USD
£1,465 GBP
A
Retailer 2
-
$1,882 USD
View
A
Retailer 3
-
$1,969 USD
View
A
Retailer 4
-
$2,014 USD
View
B
Retailer 5
-
$3,298 USD
£2,597 GBP
View
Most Expensive
B
NZ Jewellers
596506b5-1c78-4ad5-b592-3c6c6f0cce61 · Oct 30
$4,591 USD
View
5 more retailers have this diamond
Prices start from $1,861 USDSave up to $2,730 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
1.03ct Heart
$1,861 USD