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Princess|Natural|IGI

1.50ct I SI1 Princess Natural Diamond

EX • I/SI1 • IGI 737543834

Shape and cutting style on the report: Princess cut

Certificate IGI 737543834

Diamond specifications and retailer prices

From $3,910 SGD
$3,057 USD
As of October 31, 2026
Save $3,764 SGD (49%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $7,673 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.5ct natural princess diamond

This 1.5ct natural princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 737543834. Listed at 25 retailers as of October 27, 2026, with prices from $3,910 to $7,673, a $3,764 spread on the same certified stone. NZ Jewellers lists it at $7,673. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 737543834
Dimensions6.28 × 6.24 × 4.47 mm
L/W Ratio1.01
Culet sizePointed
Top View
6.28 mm6.24 mm1.50 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 737543834
Side View
Table 72.0%Crown 42.7°Girdle: MediumPavilion 40.6°Culet: NoneDepth 71.6%

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: Oct 31
Current: $5,155 SGD|Low: $3,727 SGD|High: $7,455 SGD|Avg: $4,731 SGD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 8$3,910 SGD
Retailer 9$3,977 SGD
Retailer 10$4,066 SGD
Retailer 12$4,112 SGD
Retailer 2$4,246 SGD
Retailer 3$4,405 SGD
Retailer 11$4,405 SGD
Retailer 5$4,648 SGD
Retailer 4$5,082 SGD
Retailer 1$5,155 SGD
Retailer 7$5,414 SGD
Retailer 6$7,366 SGD

37 data points across 12 retailers

25 retailers$3,910 SGD to $7,673 SGD

A
Cheapest Retailer
-
$3,910 SGD
$3,057 USD
Retailer 2
-
$3,977 SGD
$3,110 USD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$4,066 SGD
$3,179 USD
View
Final sale: no returns
A
Retailer 4
-
$4,112 SGD
$3,215 USD
View
A
Retailer 5
-
$4,246 SGD
$3,320 USD
View
Retailer 6
-
$4,405 SGD
$3,444 USD
View
Price last confirmed 50 days ago
Retailer 7
-
$4,405 SGD
$3,444 USD
View
Price last confirmed 8 days ago
Retailer 8
-
$4,405 SGD
$3,444 USD
View
Price last confirmed 38 days ago
A
Retailer 9
-
$4,405 SGD
$3,444 USD
View
Retailer 10
-
$4,405 SGD
$3,444 USD
View
Price last confirmed 32 days ago
A
Retailer 11
-
$4,405 SGD
$3,444 USD
View
A
Retailer 12
-
$4,573 SGD
$3,576 USD
View
Retailer 13
-
$4,573 SGD
$3,576 USD
View
Price last confirmed 34 days ago
A
Retailer 14
-
$4,589 SGD
$3,588 USD
View
A
Retailer 15
-
$4,648 SGD
£2,862 GBP
View
Retailer 16
-
$5,082 SGD
$3,974 USD
View
Price last confirmed 48 days ago
Retailer 17
-
$5,082 SGD
$3,974 USD
View
Price last confirmed 40 days ago
Retailer 18
-
$5,082 SGD
$3,974 USD
View
Price last confirmed 34 days ago
A
Retailer 19
-
$5,155 SGD
€3,839 EUR
View
A
Retailer 20
-
$5,414 SGD
ZAR 68,387 ZAR
View
B+
Retailer 21
-
$7,366 SGD
£4,535 GBP
View
Retailer 22
-
$7,673 SGD
$6,000 USD
View
Price last confirmed 48 days ago
Retailer 23
-
$7,673 SGD
$6,000 USD
View
Price last confirmed 38 days ago
Retailer 24
-
$7,673 SGD
$6,000 USD
View
Price last confirmed 33 days ago
Most Expensive
B
NZ Jewellers
f1bcd95a-569d-4706-89a4-dd9b3d98dc9e · Oct 27
$7,673 SGD
$6,000 USD
View
24 more retailers have this diamond
Prices start from $3,910 SGDSave up to $3,764 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
$3,910 SGD