Seiko Cal. 0738 - 556

Seiko 0738-556

The Seiko 0738-556 represents an important milestone in Seiko's 1989 lineup. Powered by the 0738 caliber with 32j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-af738b96f51e]

Also known as: Tuna, Helmet

Specifications

Movement
Quartz
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
11.6mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
50m
Dial Color
White
Jewels
32j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1989

Related Models

seikata-wm-af738b96f51e