Seiko Cal. 5631 - 272

The Seiko 5631-272 represents an important milestone in Seiko's 1969 lineup. With its 18mm lug width and 13.2mm profile, it sits comfortably on most wrists. [seikata-wm-7aebf593fd8a]

Also known as: Panda

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1969

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