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Princess|Natural|GIA

1.50ct K SI1 Princess Natural Diamond

EX • K/SI1 • GIA 1543999655

Certificate GIA 1543999655

Diamond specifications and retailer prices

From $3,067 SGD
As of November 6, 2026
Save $950 SGD (24%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $4,017 SGD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.5ct natural princess diamond

This 1.5ct natural princess 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 1543999655. Listed at 7 retailers as of November 6, 2026, with prices from $3,067 to $4,017, a $950 spread on the same certified stone. GemTrove lists it at $4,017. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543999655
Dimensions6.24 × 6.22 × 4.50 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle, Indented Natural, Natural
Top View
6.24 mm6.22 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543999655
Side View
Table 69.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 72.3%

Caratlytics Score

How it works →
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: $4,017 SGD|Low: $2,716 SGD|High: $4,020 SGD|Avg: $3,457 SGD
GemTrove
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 3$3,067 SGD
Retailer 4$3,105 SGD
Retailer 7$3,146 SGD
Retailer 2$3,295 SGD
Retailer 6$3,564 SGD
Retailer 5$3,671 SGD
GemTrove$4,017 SGD

41 data points across 7 retailers

7 retailers$3,067 SGD to $4,017 SGD

A
Cheapest Retailer
-
$3,067 SGD
A
Retailer 2
-
$3,105 SGD
View
Final sale: no returns
A
Retailer 3
-
$3,146 SGD
View
A
Retailer 4
-
$3,295 SGD
View
A
Retailer 5
-
$3,564 SGD
View
A
Retailer 6
-
$3,671 SGD
View
Most Expensive
B+
GemTrove
GT-N-01307865-98 · Nov 6
$4,017 SGD
A$4,838 AUD
View
6 more retailers have this diamond
Prices start from $3,067 SGDSave up to $950 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 Princess
$3,067 SGD