Seiko Cal. 5644 - 827

The 5644-827 is a sought-after Automatic piece from Seiko's golden era. With its 19mm lug width and 14.7mm profile, it sits comfortably on most wrists. [seikata-wm-0e44a1094f37]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1966

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