Seiko cal. The 4R series was used by Seiko in Seiko watches. Perfect for Seiko watch mods. Used in Presage and Prospex models.
Seiko TMI NH35 Automatic Movement, 24 Jewels, 3H Crown, Stem Included.
Genuine Seiko Movement Ring For Seiko Calibres NH35, NH36, 4R35, and 4R36
Seiko 4R36 (NH36) Automatic Watch Movement - N.O.S - WORKING - Fits 4R35
SEIKO (SII) NH35 NH35A AUTOMATIC WATCH MOVEMENT DATE AT 3H WHITE OR BLACK DISC
GENUINE FOR SEIKO (SII) NH35/NH35A AUTOMATIC MOVEMENT DATE @3 WHITE BRAND NEW
GENUINE FOR SEIKO (SII) NH35/NH35A AUTOMATIC MOVEMENT DATE @3 BLACK BRAND NEW