Seiko Cal. 3855 - 643

The 3855-643 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-f0c5fef968aa]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1969

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