Seiko Cal. 4495 - 250

The Seiko 4495-250 represents an important milestone in Seiko's 1977 lineup. Powered by the 4495 caliber with 19j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-bcbb96d98d8b]

Also known as: Bullhead, Flighty

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

White

Jewels

19j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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