Seiko Cal. 4546 - 820

The Seiko 4546-820 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-ddf10f2c7bf5]

Also known as: Samurai, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1975

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