Seiko Cal. 4440 - 256

This Hand-Winding model from 1985 features a 42mm Stainless Steel case. Powered by the 4440 caliber with 31j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-4081dec12664]

Also known as: Arnie, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1985

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