… Watch cases and parts thereof. …
Explanatory notes
… of heading 91.01 or 91.02 (pocket‑watches, wrist‑watches, chronograph watches, etc.), with or without glasses, … mainly made of base metal (steel, nickel, etc., polished, chromium‑plated, silvered or gilded), or of precious metal, … They may be ornamented (engine‑turned, engraved, chased, trimmed with natural or cultured pearls, natural, …