Seiko Cal. 6635 - 753

The Seiko 6635-753 represents an important milestone in Seiko's 1985 lineup. With its 21mm lug width and 12.9mm profile, it sits comfortably on most wrists. [seikata-wm-06333ee17b61]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1985

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