Seiko Cal. 6237 - 156

The Seiko 6237-156 represents an important milestone in Seiko's 1971 lineup. It features a Green dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-6e0891f2c2e5]

Also known as: Rally, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1971

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