Aviators Watches:
Rule 1:
Don't rely on one battery powered timing device - the battery WILL go flat at an inconvenient time.
Personally I would (actually I have) invest in one of these:
along with one of these:
both available from a well known aviation supplier.
If you really want something to exercise your wrist then try the following (with mini Wiz-Wheels):
Alternatively, something altogether more useful, (from someone who owns one of the above) - a watch that provides a practical backup to the most useful instruments a GA pilot has (compass & altimeter):
Decide your budget / take your pick.
OC619