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 view being the same;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a side elevational view thereof, the opposite side being the same .

Patent	Priority	Assignee	Title
D371980,	Sep 29 1994	Hennell of Bond Street Limited	Bangle
D379600,	Sep 29 1994	Hennel Of Bond Street Limited	Finger ring
D405383,	Jun 20 1996		Finger ring
D521892,	Feb 04 2004		Ring
D780011,	Mar 13 2015		Ring
D970386,	Jan 22 2021		Bracelet
D970387,	Jul 02 2021		Ring
ER6837,

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