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Heart|Natural|GIA

1.50ct D SI1 Heart Natural Diamond

EX • D/SI1 • GIA 1545933148

Certificate GIA 1545933148

Diamond specifications and retailer prices

From $6,954 SGD
As of November 6, 2026
Save $1,891 SGD (21%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,845 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural heart diamond

This 1.5ct natural heart sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1545933148. Listed at 8 retailers as of November 6, 2026, with prices from $6,954 to $8,845, a $1,891 spread on the same certified stone. GemTrove lists it at $8,845. 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
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1545933148
Dimensions6.70 × 7.98 × 4.47 mm
L/W Ratio1.19
Culet sizeNone
Key to symbols
Crystal, Indented Natural, Needle, Natural
Top View
6.70 mm7.98 mm1.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1545933148
Side View
Table 59.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 56.1%

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 6
Current: $6,954 SGD|Low: $6,705 SGD|High: $9,176 SGD|Avg: $7,762 SGD|-1.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1$6,954 SGD
Retailer 6$7,015 SGD
Retailer 4$7,273 SGD
Retailer 2$7,497 SGD
Retailer 3$7,510 SGD
Retailer 7$7,659 SGD
Retailer 5$8,535 SGD

43 data points across 7 retailers

8 retailers$6,954 SGD to $8,845 SGD

A
Cheapest Retailer
-
$6,954 SGD
A
Retailer 2
-
$7,015 SGD
View
A
Retailer 3
-
$7,273 SGD
View
A
Retailer 4
-
$7,497 SGD
View
B+
Retailer 5
-
$7,510 SGD
View
Final sale: no returns
A
Retailer 6
-
$7,659 SGD
View
B+
Retailer 7
-
$8,535 SGD
View
Most Expensive
B+
GemTrove
GT-N-01269714-98 · Nov 6
$8,845 SGD
A$10,618 AUD
View
7 more retailers have this diamond
Prices start from $6,954 SGDSave up to $1,891 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
$6,954 SGD