Diamond ring

The ornamental design for a diamond ring, substantially as shown and described.

FIG. 1 is an end elevational view of a diamond ring showing my new design, the opposite end being the same;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof, the opposite side being the same; and

FIG. 4 is a bottom plan view thereof.

Patent	Priority	Assignee	Title
D285423,	Jun 18 1984	SECURITY PACIFIC BUSINESS CREDIT INC	Class ring
D780011,	Mar 13 2015		Ring
D829280,	Jun 29 2016		Pen

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