Seiko Cal. 4550 - 340

Seiko 4550-340

This Automatic model from 1990 features a 37mm Hardlex-Coated Steel case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-7f98863b357a]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
11.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Silver
Jewels
17j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1990

Related Models

seikata-wm-7f98863b357a