Seiko 8L36

The Seiko 8L36 is an automatic movement manufactured at the Shizukuishi Watch Studio in Iwate, Japan, introduced in 2002. It operates at 28,800 vph (4 Hz) with 27 jewels and Diashock shock protection. The 8L36 includes a GMT complication, essentially functioning as the GMT variant of the related 8L35 caliber. Seiko regulates the movement to an accuracy of -10 to +15 seconds per day in normal conditions. It is found in Credor and Galante timepieces.