hunting-case watch
A type of pocket watch with a hinged metal cover over the face, common in the 19th and early 20th centuries. The term is technical and mainly encountered in antique watch contexts.
祖父の遺品から両蓋の懐中時計が出てきた。
A hunting-case pocket watch was found among my grandfather's belongings.
hunting-case watch
Compound of 両 (りょう, 'both') and 蓋 (ぶた, 'lid'), referring to the two lids (the outer case lid and the inner crystal cover) characteristic of a hunting-case watch. The exact historical derivation is uncertain, but the term is a straightforward descriptive compound.