Seiko Cal. 4577 - 520

Seiko 4577-520

This Hand-Winding model from 1986 features a 36mm Stainless Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-083ce8a6834d]

Also known as: Sumo, Flighty

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
36mm
Case Thickness
13.7mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Champagne
Jewels
34j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1986

Related Models

seikata-wm-083ce8a6834d