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The ornamental design for a gemstone, as shown and described.
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FIG. 1 is a top perspective view of a gemstone showing my new design;
FIG. 2 is a bottom perspective view thereof;
FIG. 3 is an end view thereof;
FIG. 4 is a side view thereof; and,
FIG. 5 is a top view thereof.
Siman-Tov, Jacob, Siman-Tov, Itzhak, Siman-Tov, Avraham
| Patent | Priority | Assignee | Title |
| D543894, | Aug 03 2006 | Cut gemstone |
| Patent | Priority | Assignee | Title |
| D389425, | Sep 22 1994 | Multiple culet gem | |
| D401183, | Apr 08 1997 | AMBAR DIAMONDS, INC | Gemstone |
| D454517, | Apr 16 2001 | Diamond |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
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