Seiko Cal. 6157 - 578

This Spring Drive model from 1989 features a 42mm Two-Tone case. With its 18mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-6749ab844df8]

Also known as: Tuna, Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1989

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