Seiko Cal. 7137 - 861

The Seiko 7137-861 represents an important milestone in Seiko's 1983 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-e9e404af41c2]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1983

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