Seiko Cal. 0730 - 637

Seiko 0730-637

This Automatic model from 1970 features a 37mm Hardlex-Coated Steel case. Powered by the 0730 caliber with 36j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-c0d5d978f813]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
8.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
36j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1970

Related Models

seikata-wm-c0d5d978f813