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Heart|Natural|GIA

1.51ct G SI2 Heart Natural Diamond

EX • G/SI2 • GIA 7558360360

Certificate GIA 7558360360

Diamond specifications and retailer prices

From $3,828 SGD
$2,993 USD
As of November 2, 2026
Save $6,999 SGD (65%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,827 SGD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural heart diamond

This 1.51ct natural heart sits in the one-and-a-half to two carat band, graded G 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 7558360360. Listed at 16 retailers as of October 30, 2026, with prices from $3,828 to $10,827, a $6,999 spread on the same certified stone. NZ Jewellers lists it at $10,827. 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

1.51
Carat
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle40.8°
Pavilion angle38.8°
OriginNatural
Grading LabGIA
CertificateGIA 7558360360
Dimensions6.86 × 7.72 × 4.60 mm
L/W Ratio1.13
Culet sizeNone
Top View
6.86 mm7.72 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7558360360
Side View
Table 57.0%Crown 40.8°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 59.6%

Caratlytics Score

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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: $10,827 SGD|Low: $3,160 SGD|High: $10,827 SGD|Avg: $4,605 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 3$3,163 SGD
Retailer 7$3,419 SGD
Retailer 5$3,619 SGD
Retailer 10$3,723 SGD
Retailer 12$3,828 SGD
Retailer 6$3,972 SGD
Retailer 9$4,041 SGD
Retailer 4$4,287 SGD
Retailer 11$4,826 SGD
Retailer 18$5,420 SGD
Retailer 20$5,599 SGD
Retailer 19$5,737 SGD
Retailer 8$5,838 SGD
Retailer 14$6,021 SGD
Retailer 2$6,214 SGD
Retailer 15$6,214 SGD
Retailer 17$6,408 SGD
Retailer 13$7,171 SGD
Retailer 16$9,898 SGD
NZ Jewellers$10,827 SGD

20 data points across 20 retailers

16 retailers$3,828 SGD to $10,827 SGD

Retailer 1
-
$3,723 SGD
Price last confirmed 28 days ago
A
Retailer 2
-
$3,828 SGD
$2,993 USD
View
Retailer 3
-
$3,972 SGD
$3,106 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$4,041 SGD
$3,160 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$5,420 SGD
$4,238 USD
View
A
Retailer 6
-
$5,599 SGD
$4,378 USD
View
Retailer 7
-
$5,599 SGD
$4,378 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
$5,737 SGD
$4,486 USD
View
Final sale: no returns
Retailer 9
-
$5,838 SGD
$4,565 USD
View
Price last confirmed 31 days ago
A
Retailer 10
-
$6,021 SGD
£3,707 GBP
View
B+
Retailer 11
-
$6,214 SGD
$4,859 USD
View
B+
Retailer 12
-
$6,214 SGD
$4,859 USD
View
B+
Retailer 13
-
$6,408 SGD
$5,010 USD
View
B+
Retailer 14
-
$7,171 SGD
$5,607 USD
View
B
Retailer 15
-
$9,898 SGD
£6,094 GBP
View
Most Expensive
B
NZ Jewellers
9690bdb0-31b5-4985-9fa7-538e91b7622a · Oct 30
$10,827 SGD
$8,466 USD
View
15 more retailers have this diamond
Prices start from $3,828 SGDSave up to $6,999 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
1.51ct Heart
$3,828 SGD