Seiko Cal. 7178 - 446

The 7178-446 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7178 caliber with 25j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-631ecbfbb864]

Also known as: Shogun

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

46mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

25j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1966

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