Seiko Cal. 4416 - 164

This Spring Drive model from 1986 features a 38mm Stainless Steel case. Powered by the 4416 caliber with 28j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-7d8b61f4e0a1]

Also known as: Sportsmatic, Crown

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1986

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