Seiko Cal. 7136 - 487

The Seiko 7136-487 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-ae75273cc25d]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

30j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1985

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