Seiko Cal. 7136 - 428

The Seiko 7136-428 represents an important milestone in Seiko's 1994 lineup. With its 21mm lug width and 13.3mm profile, it sits comfortably on most wrists. [seikata-wm-96d69d45199f]

Also known as: Tuna, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

35mm

Case Thickness

13.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

21j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1994

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