Seiko Cal. 4540 - 446

The 4540-446 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4540 caliber with 27j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-78fd8e3e555e]

Also known as: Samurai, Arnie

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1970

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