SSA449J Seiko Presage Watch Power Reserve Style 60's Automatic Black, Caliber 4R57. Automatic watch, with calendar at six o'clock and power reserve indicator.Presage "Style60's" inspires its design in the 1964 Crown Chronograph. The watch recreates the vintage design of 1964 with color ranges of black tones, thus achieving a piece with contemporary elements and a retro profile that fits perfectly with current times. This new design incorporates the characteristic box-shaped crystal of the original Crown Chronograph and pointed hands. The watch incorporates the automatic caliber 4R57 with the central power reserve indicator and the date indicator on its 6 o'clock dial. SSA449J Seiko Presage Watch Power Reserve Style 60's Automatic Black, Caliber 4R57. Automatic watch, with calendar at six o'clock and power reserve indicator.Presage "Style60's" inspires its design in the 1964 Crown Chronograph. The watch recreates the vintage design of 1964 with color ranges of black tones, thus achieving a piece with contemporary elements and a retro profile that fits perfectly with current times. This new design incorporates the characteristic box-shaped crystal of the original Crown Chronograph and pointed hands. The watch incorporates the automatic caliber 4R57 with the central power reserve indicator and the date indicator on its 6 o'clock dial.