Seiko Cal. 3878 - 570

The 3878-570 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3878 caliber with 32j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-664b12ef8b28]

Also known as: Samurai, Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1966

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