Seiko Cal. 7111 - 900

This Spring Drive model from 1974 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-61d7e730e104]

Also known as: Monster, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1974

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