Seiko Cal. 4521 - 271

Seiko 4521-271

This Automatic model from 1968 features a 41mm Gold-Plated case. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-2444a51a191a]

Also known as: Helmet, Flighty

Specifications

Movement
Automatic
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
13.7mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Navy
Jewels
25j
Frequency
21,600 bph
Power Reserve
63 hours
Year
1968

Related Models

seikata-wm-2444a51a191a