Seiko Cal. 5640 - 146

The 5640-146 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-5a9ba53995dc]

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

20j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1971

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