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Heart|Natural|GIA

1.51ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 6247090150

Certificate GIA 6247090150

Diamond specifications and retailer prices

From $4,158 SGD
HK$25,400 HKD
As of November 2, 2026
Save $5,655 SGD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $9,813 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 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 6247090150. Listed at 13 retailers as of October 30, 2026, with prices from $4,158 to $9,813, a $5,655 spread on the same certified stone. NZ Jewellers lists it at $9,813. 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
H
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6247090150
Dimensions6.84 × 7.93 × 4.68 mm
L/W Ratio1.16
Girdle conditionFaceted
Top View
6.84 mm7.93 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6247090150
Side View
Table 59.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 58.9%

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: $9,813 SGD|Low: $4,092 SGD|High: $10,747 SGD|Avg: $6,210 SGD|-8.7%
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
November 2, 2026
Retailer 2$4,158 SGD
Retailer 12$4,690 SGD
Retailer 10$4,977 SGD
Retailer 6$5,177 SGD
Retailer 5$5,196 SGD
Retailer 8$5,233 SGD
Retailer 9$5,339 SGD
Retailer 4$5,370 SGD
Retailer 7$5,493 SGD
Retailer 14$5,930 SGD
Retailer 11$6,190 SGD
Retailer 3$8,616 SGD
Retailer 13$8,910 SGD
NZ Jewellers$9,813 SGD

20 data points across 14 retailers

13 retailers$4,158 SGD to $9,813 SGD

A
Cheapest Retailer
-
$4,158 SGD
HK$25,400 HKD
A
Retailer 2
-
$4,690 SGD
$3,667 USD
View
A
Retailer 3
-
$4,977 SGD
$3,892 USD
View
A
Retailer 4
-
$5,196 SGD
View
A
Retailer 5
-
$5,233 SGD
$4,092 USD
View
Final sale: no returns
A
Retailer 6
-
$5,339 SGD
£3,287 GBP
View
A
Retailer 7
-
$5,370 SGD
$4,199 USD
View
A
Retailer 8
-
$5,493 SGD
£3,382 GBP
View
B+
Retailer 9
-
$5,930 SGD
$4,637 USD
View
B+
Retailer 10
-
$6,190 SGD
$4,840 USD
View
B
Retailer 11
-
$8,616 SGD
$6,737 USD
View
B
Retailer 12
-
$8,910 SGD
£5,486 GBP
View
Most Expensive
B
NZ Jewellers
0266dad1-9bf2-4292-b079-e4f895042aac · Oct 30
$9,813 SGD
$7,673 USD
View
12 more retailers have this diamond
Prices start from $4,158 SGDSave up to $5,655 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
$4,158 SGD