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 $3,057 USD
As of October 31, 2026
Save $2,943 USD (49%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $6,000 USD 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 $3,057 to $6,000, a $2,943 spread on the same certified stone. NZ Jewellers lists it at $6,000. 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
Color
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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Price History

Last verified: Oct 31
Current: $4,233 USD|Low: $2,914 USD|High: $5,829 USD|Avg: $3,699 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$3,057 USD
Retailer 9$3,110 USD
Retailer 10$3,179 USD
Retailer 12$3,215 USD
Retailer 2$3,320 USD
Retailer 3$3,444 USD
Retailer 11$3,444 USD
Retailer 6$3,665 USD
Retailer 4$3,974 USD
Retailer 7$4,032 USD
Retailer 1$4,233 USD
Retailer 8$5,790 USD

35 data points across 12 retailers

25 retailers$3,057 USD to $6,000 USD

A
Cheapest Retailer
-
$3,057 USD
Retailer 2
-
$3,110 USD
View
Price last confirmed 11 days ago
A
Retailer 3
-
$3,179 USD
View
Final sale: no returns
A
Retailer 4
-
$3,215 USD
View
A
Retailer 5
-
$3,320 USD
View
Retailer 6
-
$3,444 USD
View
Price last confirmed 49 days ago
A
Retailer 7
-
$3,444 USD
View
Retailer 8
-
$3,444 USD
View
Price last confirmed 38 days ago
A
Retailer 9
-
$3,444 USD
View
Retailer 10
-
$3,444 USD
View
Price last confirmed 31 days ago
A
Retailer 11
-
$3,444 USD
View
A
Retailer 12
-
$3,576 USD
View
Retailer 13
-
$3,576 USD
View
Price last confirmed 33 days ago
A
Retailer 14
-
$3,588 USD
View
A
Retailer 15
-
$3,665 USD
£2,886 GBP
View
Retailer 16
-
$3,974 USD
View
Price last confirmed 47 days ago
Retailer 17
-
$3,974 USD
View
Price last confirmed 39 days ago
Retailer 18
-
$3,974 USD
View
Price last confirmed 33 days ago
A
Retailer 19
-
$4,032 USD
€3,840 EUR
View
A
Retailer 20
-
$4,233 USD
ZAR 68,387 ZAR
View
B+
Retailer 21
-
$5,790 USD
£4,559 GBP
View
Retailer 22
-
$6,000 USD
View
Price last confirmed 48 days ago
Retailer 23
-
$6,000 USD
View
Price last confirmed 38 days ago
Retailer 24
-
$6,000 USD
View
Price last confirmed 32 days ago
Most Expensive
B
NZ Jewellers
f1bcd95a-569d-4706-89a4-dd9b3d98dc9e · Oct 27
$6,000 USD
View
24 more retailers have this diamond
Prices start from $3,057 USDSave up to $2,943 USD

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
$3,057 USD