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Heart|Natural|GIA

1.00ct F SI2 Heart Natural Diamond

ID • F/SI2 • GIA 6535450775

Certificate GIA 6535450775

Diamond specifications and retailer prices

From $1,828 SGD
As of November 2, 2026
Save $2,682 SGD (59%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,510 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct 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 6535450775. Listed at 7 retailers as of November 2, 2026, with prices from $1,828 to $4,510, a $2,682 spread on the same certified stone. NZ Jewellers lists it at $4,510. 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
F
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.51°
Pavilion angle39.99°
OriginNatural
Grading LabGIA
CertificateGIA 6535450775
Dimensions5.82 × 6.84 × 4.10 mm
L/W Ratio1.18
Top View
5.82 mm6.84 mm1.00 ctF / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6535450775
Side View
Table 60.0%Crown 36.51°Girdle: STK-VTKPavilion 39.99°Culet: NoneDepth 59.9%

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: $4,510 SGD|Low: $1,828 SGD|High: $4,571 SGD|Avg: $2,493 SGD|-1.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$1,828 SGD
Retailer 5$1,849 SGD
Retailer 6$1,924 SGD
Retailer 4$1,935 SGD
Retailer 7$2,001 SGD
Retailer 8$2,271 SGD
Retailer 9$2,485 SGD
Retailer 3$3,240 SGD
NZ Jewellers$4,510 SGD

31 data points across 9 retailers

7 retailers$1,828 SGD to $4,510 SGD

A
Cheapest Retailer
-
$1,828 SGD
A
Retailer 2
-
$1,849 SGD
View
A
Retailer 3
-
$1,924 SGD
View
A
Retailer 4
-
$1,935 SGD
View
A
Retailer 5
-
$2,001 SGD
View
B+
Retailer 6
-
$3,240 SGD
View
Most Expensive
B
NZ Jewellers
b0a29a73-3860-42ad-af9e-4864f36011dd · Nov 3
$4,510 SGD
$3,519 USD
View
6 more retailers have this diamond
Prices start from $1,828 SGDSave up to $2,682 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
1.00ct Heart
$1,828 SGD