Seiko Cal. 4578 - 376

The 4578-376 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4578 caliber with 24j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-ecc4411117e9]

Also known as: Bellmatic, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

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