What are some expensive items (cost of a single item greater than
around $200) such as a particular brand of watch, handbag, cosmetics,
photography equipment, collectibles, etc., that are:

(1) Typically cheaper to buy outside of the US than inside of the US,
and/or subject to particularly high import duties, such that buying in
a foreign country is less expensive than buying inside the US.
(2) Small enough to carry on one's person, or in luggage.
(3) Not illegal in the US.

NOTES:
* Computer software and antiquities are excluded.
* As an illustration, the answer should provide estimates of the US
price and international price.