Seiko Cal. 4475 - 641

The 4475-641 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4475 caliber with 32j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-724fedd89bdc]

Also known as: Sumo, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1996

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