Seiko Cal. 7148 - 687

The Seiko 7148-687 represents an important milestone in Seiko's 1970 lineup. With its 20mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-5acd78f038f9]

Also known as: Tuna, Rally

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1970

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