Seiko Cal. 6653 - 181

The Seiko 6653-181 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-8feab2fa21c0]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1968

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