Seiko Cal. 6144 - 112

This Spring Drive model from 1965 features a 37mm Two-Tone case. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-10bad02d01b3]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

17j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1965

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