Seiko Cal. 4584 - 145

The 4584-145 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4584 caliber with 21j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-48c02a14b5a7]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

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