The Timepiece Journal » tonneau watch

The tonneau case is one of watchmaking's most distinctive silhouettes — barrel-shaped, non-round, and rooted in haute horlogerie. This guide explains what a tonneau watch is, its history, and how to choose one.

Five trends are defining women’s watches in 2026: skeleton dials, tonneau cases, unisex sizing, mechanical movements, and strap culture. All point in the same direction — substance over decoration.