Seiko Cal. 0745 - 506

This Spring Drive model from 1970 features a 45mm Stainless Steel case. With its 19mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-29765051f844]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1970

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