Seiko Cal. 5657 - 318

This Solar model from 1985 features a 36mm Two-Tone case. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-868044422d7c]

Also known as: Samurai, Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1985

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