Seiko Cal. 7091 - 363

The 7091-363 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-970e5261d54e]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1973

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