Seiko Cal. 5688 - 358

Seiko 5688-358

This Automatic model from 1974 features a 36mm Hardlex-Coated Steel case. Powered by the 5688 caliber with 30j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-94d1386aa9f6]

Also known as: Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
14.1mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
110m
Dial Color
Green
Jewels
30j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1974

Related Models

seikata-wm-94d1386aa9f6