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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 $2,380 SGD
£1,465 GBP
As of November 2, 2026
Save $3,492 SGD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,871 SGD 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 $2,380 to $5,871, a $3,492 spread on the same certified stone. NZ Jewellers lists it at $5,871. 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: $5,871 SGD|Low: $2,380 SGD|High: $6,016 SGD|Avg: $3,318 SGD|-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$2,380 SGD
Retailer 6$2,407 SGD
Retailer 4$2,518 SGD
Retailer 5$2,576 SGD
Retailer 9$2,866 SGD
Retailer 7$2,943 SGD
Retailer 8$3,200 SGD
Retailer 2$4,218 SGD
NZ Jewellers$5,871 SGD

30 data points across 9 retailers

6 retailers$2,380 SGD to $5,871 SGD

A
Cheapest Retailer
-
$2,380 SGD
£1,465 GBP
A
Retailer 2
-
$2,407 SGD
$1,882 USD
View
A
Retailer 3
-
$2,518 SGD
$1,969 USD
View
A
Retailer 4
-
$2,576 SGD
$2,014 USD
View
B
Retailer 5
-
$4,218 SGD
£2,597 GBP
View
Most Expensive
B
NZ Jewellers
596506b5-1c78-4ad5-b592-3c6c6f0cce61 · Oct 30
$5,871 SGD
$4,591 USD
View
5 more retailers have this diamond
Prices start from $2,380 SGDSave up to $3,492 SGD

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
$2,380 SGD