. These are affordable, widely available, and compatible with a vast ecosystem of aftermarket cases, dials, and hands.
When buying, "proven" is often better than "unique." Industry standards like the Sellita SW200 Go to product viewer dialog for this item. Soprod M100
: Sites like Esslinger or Cousins UK are go-to sources for individual movements and replacement parts. buy watch movements
: Often seeks "workhorse" movements like the Seiko NH35 Go to product viewer dialog for this item. or Miyota 9015 Go to product viewer dialog for this item.
: Driven by a battery and a vibrating crystal, these are the go-to for precision and low maintenance. They are generally the most inexpensive to buy in bulk. 3. Reliability and Sourcing Soprod M100 : Sites like Esslinger or Cousins
: For bulk orders or brand startups, dealing directly with manufacturers like ETA (under Swatch Group) or Miyota is standard.
: Needs an exact match or a compatible "donor" movement for a vintage piece. This often involves scouring secondary markets for specific calibers from ETA or discontinued in-house series. The Micro-Brand Founder : Driven by a battery and a vibrating
(a clone of the ETA 2824-2) or high-end options from La Joux-Perret . 2. Key Categories of Movements