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Heart|Natural|GIA

1.18ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 7546497147

Certificate GIA 7546497147

Diamond specifications and retailer prices

From $1,826 SGD
$1,428 USD
As of November 2, 2026
Save $3,000 SGD (62%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,827 SGD at NZ Jewellers · As of November 3, 2026
View at NZ Jewellers

About this 1.18ct natural heart diamond

This 1.18ct 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 7546497147. Listed at 5 retailers as of November 2, 2026, with prices from $1,826 to $4,827, a $3,000 spread on the same certified stone. NZ Jewellers lists it at $4,827. 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

1.18
Carat
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7546497147
Dimensions6.26 × 7.51 × 4.20 mm
L/W Ratio1.20
Key to symbols
Twinning Wisp, Feather, Cloud, Crystal
Top View
6.26 mm7.51 mm1.18 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7546497147
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 55.8%

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: $4,827 SGD|Low: $1,614 SGD|High: $5,493 SGD|Avg: $3,096 SGD|-12.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5$1,826 SGD
Retailer 3$1,956 SGD
Retailer 4$2,067 SGD
Retailer 2$3,466 SGD
Retailer 6$3,530 SGD
NZ Jewellers$4,827 SGD

40 data points across 6 retailers

5 retailers$1,826 SGD to $4,827 SGD

A
Cheapest Retailer
-
$1,826 SGD
$1,428 USD
Final sale: no returns
A
Retailer 2
-
$1,956 SGD
£1,205 GBP
View
A
Retailer 3
-
$2,067 SGD
$1,616 USD
View
B+
Retailer 4
-
$3,466 SGD
£2,134 GBP
View
Most Expensive
B
NZ Jewellers
86a330e4-d5b1-4c49-b840-60d40d6f5eda · Nov 3
$4,827 SGD
$3,774 USD
View
4 more retailers have this diamond
Prices start from $1,826 SGDSave up to $3,000 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
1.18ct Heart
$1,826 SGD