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  4. 1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified
  • 1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified
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  • 1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified
    Sample Image  |  Request Image
  • Width: 5.89mm Length to Width: 2.10 to 1 Length: 12.35mm
  • Table%: 55% Depth%: 62.0% Depth: 3.65mm Girdle: n/a Culet: None
  • 1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified
    Sample Image  |  Request Image
  • 1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified | Thumbnail
  • Width: 5.89mm Length to Width: 2.10 to 1 Length: 12.35mm
  • Table%: 55% Depth%: 62.0% Depth: 3.65mm Girdle: n/a Culet: None
  • IGI Certificate

1.50 Carat Marquise Loose Diamond, I, SI2, Ideal, IGI Certified

This I color, SI2 clarity, and Ideal make (cut) certified loose diamond comes with a report from the IGI.

Stock Number: D19991721
Availability: Unavailable
In-Store Price: $6,597
Our Price: $4,398
Finance Option

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Stock Number: D19991721
Our Price: $4,398
Shape:
Marquise
Carat Weight:
1.50 ct.
Color:
I
Clarity:
SI2
Cut:
Ideal
Certification:
IGI
Depth %:
62.0 %
Table %:
55 %
Polish:
Very Good
Symmetry:
Very Good
Cut Grade:
Excellent
Measurements:
12.35x5.89x3.65 mm
Length to Width:
2.10
Girdle:
n/a
Culet:
None
Fluorescence:
None
Certification Lab: IGI (International Gemological Institute)
Status: Upon Request

The IGI is recognized for grading thousands of loose diamonds every year. An IGI certificate is comprised of a detailed analysis of a diamond's characteristics by several expert gemologists.

Sample IGI Report
Fill out the form below to request the diamond report.

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Carat Weight: 1.50 ct.

Carat is the unit of weight of a diamond. Your diamond is 1.50 ct. – significantly heavier than the average purchased carat weight of 0.90 ct.

Your
Diamond

1.50 ct.

12.35 mm.
estimated visual size*
Average
Purchased

0.90 ct.
9.4 mm.
estimated visual size*
Color Grade: I

Your diamond’s color rating is I color and in the range. G,H,I,J (near colorless) are the most chosen color grades.

D E F
G H I J
K L M
= Your Diamond= Most Chosen
Cut: Ideal

Your diamond's cut exhibits ideal brilliance and fire through superb reflection of light. Ideal Make diamonds have a superior level of craftsmanship, emitting the most brilliance and light. Consumers seeking premium cuts prefer Ideal Make diamonds.

Ideal Cut Diagram
ideal diamond visualization*
Clarity Grade: SI2

Your diamond has a SI2 clarity rating. While all diamonds are unique, FL - VS2 grades are considered always clean to the naked eye. SI1 - SI2 are almost always eye clean.

FL IF
VVS1 VVS2
VS1 VS2
SI1 SI2 SI3
I1
= Your Diamond= Always Eye Clean= Mostly Eye Clean