Seiko Cal. 7031 - 216

This Spring Drive model from 1985 features a 39mm Two-Tone case. It features a Champagne dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-8f2552db90e2]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1985

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