Seiko Cal. 6154 - 901

This Spring Drive model from 1966 features a 41mm Stainless Steel case. With its 22mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-b5fa74ee9213]

Also known as: World Timer, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1966

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