Seiko Cal. 4455 - 691

This Hand-Winding model from 1969 features a 41mm PVD Black case. It features a Silver dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-a53a51d61a7e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1969

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