Seiko Cal. 7121 - 899

This Hand-Winding model from 1975 features a 46mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-13a9c3d5d9c6]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

34j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1975

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