Seiko Cal. 4521 - 309

Seiko 4521-309

This Automatic model from 1998 features a 43mm Hardlex-Coated Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-4d8263e801a4]

Also known as: Sumo

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
9.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
160m
Dial Color
Blue Sunburst
Jewels
24j
Frequency
21,600 bph
Power Reserve
70 hours
Year
1998

Related Models

seikata-wm-4d8263e801a4