Seiko Cal. 4580 - 578

Seiko 4580-578

This Hand-Winding model from 1985 features a 39mm Gold-Plated case. Powered by the 4580 caliber with 24j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-ec2934aa67af]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
14.5mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Green
Jewels
24j
Frequency
28,800 bph
Power Reserve
54 hours
Year
1985

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