Seiko Cal. 4475 - 342

The 4475-342 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-f168a9be7f9e]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

White

Jewels

20j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1992

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