Seiko Cal. 4475 - 250

The 4475-250 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4475 caliber with 35j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-ca81ae02901e]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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