The Tissot Seastart 100 Automatic Chronograph is an oversized dive watch with an automatic chronograph movement - caliber C01.211. Its stainless steel case measures 48mm across and is water resistant up to 300 meters. On this version, the divers style bezel features a black PVD coating.
Movement
Automatic chronograph movement with date window. Introduced in 2008-2009 as the result Tissot asking ETA to develop a Swiss made chronograph movement suitable for large-scale production at low cost, though collectors soon recognized the famed Lemania 5100 in the lay-out. The latter was mostly seen in military- and tool-watches and discontinued in the early 2000's. The new C01.211 is mostly (or only?) found in the lower segment brands of the Swatch Group.