noun
silver case
Typically refers to the silver outer casing of a pocket watch or wristwatch. Can also be used for other small silver cases.
祖父の形見の銀側の懐中時計は、今も動く。
My grandfather's silver-cased pocket watch, which he left behind, still works.
銀側の時計は金側より落ち着いた印象を与える。
A silver-cased watch gives a calmer impression than a gold-cased one.