Seiko Cal. 6146 - 168

This Spring Drive model from 1968 features a 37mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-5bb5bfd062ff]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1968

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