Seiko Cal. 0742 - 591

Seiko 0742-591

This Automatic model from 1983 features a 37mm Stainless Steel case. Powered by the 0742 caliber with 23j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-b9279df92334]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
12.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
170m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
21,600 bph
Power Reserve
60 hours
Year
1983

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