Seiko Cal. 4584 - 394

Seiko 4584-394

The 4584-394 is a sought-after Solar piece from Seiko's golden era. Powered by the 4584 caliber with 21j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-605237cd92f3]

Also known as: Sumo

Specifications

Movement
Solar
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
14.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
21j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1978

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