Sellita caliber

Sellita SW300-1

Sourced specifications: automatic winding, 56-hour power reserve, 28,800 vph, and 25 jewels. Watchfari lists 7 references using the Sellita SW300-1, spread across 2 brands and 7 families. Sourced case diameters run from 38 mm to 40 mm. Every sourced movement here is automatic. The most common sourced case material is stainless steel (3 of 7).