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Jewel \Jew"el\ (j[=u]"[e^]l or j[udd]"[e^]l), n. [OE. juel,
jowel, OF. jouel, juel, joiel, F. joyau, dim. of OF. joie
joy, jewel, F. joie joy. See {Joy}.]
1. An ornament of dress usually made of a precious metal, and
having enamel or precious stones as a part of its design.

Plate of rare device, and jewels
Of rich and exquisite form. --Shak.

2. A precious stone; a gem. --Shak.

3. An object regarded with special affection; a precious
thing. ``Our prince (jewel of children).'' --Shak.

4. A bearing for a pivot a pivot in a watch, formed of a
crystal or precious stone, as a ruby.

{Jewel block} (Naut.), block at the extremity of a yard,
through which the halyard of a studding sail is rove.