Seiko Cal. 7117 - 634

This Spring Drive model from 1980 features a 39mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-25781d1c1b20]

Also known as: Sumo, Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1980

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