Seiko Cal. 6157 - 239

This Automatic model from 1968 features a 40mm Two-Tone case. It features a Champagne dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-0c6084e63545]

Also known as: Sumo, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

32j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1968

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