Seiko Cal. 4410 - 433

This Hand-Winding model from 1970 features a 40mm PVD Black case. Powered by the 4410 caliber with 23j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-3eef31914cef]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

140m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1970

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