Seiko Cal. 4578 - 840

Seiko 4578-840

The 4578-840 is a sought-after Quartz piece from Seiko's golden era. It features a Green dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-6f0333db020c]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.0mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Green
Jewels
30j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1970

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