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Heart|Natural|GIA

1.50ct K SI1 Heart Natural Diamond

ID • K/SI1 • GIA 2241081426

Certificate GIA 2241081426

Diamond specifications and retailer prices

From $2,821 SGD
As of November 6, 2026
Save $4,023 SGD (59%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,844 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2241081426. Listed at 14 retailers as of November 5, 2026, with prices from $2,821 to $6,844, a $4,023 spread on the same certified stone. NZ Jewellers lists it at $6,844. 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

1.50
Carat
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2241081426
Dimensions6.49 × 7.76 × 4.95 mm
L/W Ratio1.20
Girdle conditionFaceted
Top View
6.49 mm7.76 mm1.50 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2241081426
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCuletDepth 63.8%

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 6
Current: $6,844 SGD|Low: $2,772 SGD|High: $7,094 SGD|Avg: $4,469 SGD|-3.5%
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 6, 2026
Retailer 14$2,821 SGD
Retailer 11$3,550 SGD
Retailer 3$3,626 SGD
Retailer 8$3,683 SGD
Retailer 2$3,810 SGD
Retailer 13$3,826 SGD
Retailer 5$3,829 SGD
Retailer 7$3,923 SGD
Retailer 6$4,231 SGD
Retailer 4$4,473 SGD
Retailer 9$4,794 SGD
Retailer 12$5,938 SGD
Retailer 10$6,550 SGD
NZ Jewellers$6,844 SGD

26 data points across 14 retailers

14 retailers$2,821 SGD to $6,844 SGD

A
Cheapest Retailer
-
$2,821 SGD
A
Retailer 2
-
$3,550 SGD
View
A
Retailer 3
-
$3,626 SGD
View
Final sale: no returns
Retailer 4
-
$3,674 SGD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$3,683 SGD
View
A
Retailer 6
-
$3,810 SGD
View
A
Retailer 7
-
$3,826 SGD
View
A
Retailer 8
-
$3,829 SGD
View
A
Retailer 9
-
$3,923 SGD
View
B+
Retailer 10
-
$4,473 SGD
View
B+
Retailer 11
-
$4,794 SGD
View
B
Retailer 12
-
$5,938 SGD
View
B
Retailer 13
-
$6,550 SGD
View
Most Expensive
B
NZ Jewellers
9f46d0e6-acd8-4167-b0cc-8be54194d7a6 · Nov 5
$6,844 SGD
$5,340 USD
View
13 more retailers have this diamond
Prices start from $2,821 SGDSave up to $4,023 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
1.50ct Heart
$2,821 SGD