Seiko Cal. 5681 - 347

This Kinetic model from 1969 features a 37mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-f07f9b6b335c]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1969

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