Seiko Cal. 6653 - 887

The Seiko 6653-887 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 13.0mm profile, it sits comfortably on most wrists. [seikata-wm-145a10bea8ab]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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