Seiko Cal. 6645 - 101

The Seiko 6645-101 represents an important milestone in Seiko's 1966 lineup. With its 20mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-a043494c31a8]

Also known as: Pogue

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1966

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