====== Rolex 210 ====== **Rolex 210** is a [[manual winding]] [[form movement]] by [[Rolex]]. 18,000 A/h, 15 [[jewels]], [[central seconds]], power reserve 50 hours. Identical Alpina 835SS, Gruen 835SS ([[Alpina Gruen Guild]]) Version of the calibre [[Rolex 200]] with [[central seconds]]. **Manufacturer:** * Aegler ([[Rolex]]) **Description:** * [[Manual winding]] movement * [[Escapement]] Stone lever * [[Yoke winding system]] * Bimetallic [[screwed balance]] * [[Breguet hairspring]] * Patented crown mechanism **Functions:** * [[Central seconds]] **Data:** * 6¾ x 11 [[ligne]]s * D 15.1 x 24.55 mm, H 4.2 mm * 15 [[jewels]] * 18,000 A/h * Power reserve 44h **Production period:** * [[1929]]-[[1937]] {{tag>Movements Manual_winding_movements Rolex_calibres}}