Seiko Cal. 3847 - 630

The Seiko 3847-630 represents an important milestone in Seiko's 1966 lineup. With its 19mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-a1a15f8ba53e]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1966

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