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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 $3,307 NZD
£1,465 GBP
As of November 2, 2026
Save $4,852 NZD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $8,160 NZD at NZ Jewellers · As of November 3, 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 November 2, 2026, with prices from $3,307 to $8,160, a $4,852 spread on the same certified stone. NZ Jewellers lists it at $8,160. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $8,160 NZD|Low: $3,307 NZD|High: $8,360 NZD|Avg: $4,612 NZD|-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$3,307 NZD
Retailer 6$3,345 NZD
Retailer 4$3,500 NZD
Retailer 5$3,579 NZD
Retailer 9$3,983 NZD
Retailer 7$4,090 NZD
Retailer 8$4,447 NZD
Retailer 2$5,862 NZD
NZ Jewellers$8,160 NZD

30 data points across 9 retailers

6 retailers$3,307 NZD to $8,160 NZD

A
Cheapest Retailer
-
$3,307 NZD
£1,465 GBP
A
Retailer 2
-
$3,345 NZD
$1,882 USD
View
A
Retailer 3
-
$3,500 NZD
$1,969 USD
View
A
Retailer 4
-
$3,579 NZD
$2,014 USD
View
B
Retailer 5
-
$5,862 NZD
£2,597 GBP
View
Most Expensive
B
NZ Jewellers
596506b5-1c78-4ad5-b592-3c6c6f0cce61 · Nov 3
$8,160 NZD
$4,591 USD
View
5 more retailers have this diamond
Prices start from $3,307 NZDSave up to $4,852 NZD

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
$3,307 NZD