Seiko Cal. 4411 - 817

This Hand-Winding model from 1975 features a 39mm PVD Black case. Powered by the 4411 caliber with 21j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-3399353ff1a0]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1975

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