Seiko Cal. 6383 - 421

Seiko 6383-421

The Seiko 6383-421 represents an important milestone in Seiko's 1968 lineup. Powered by the 6383 caliber with 36j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-124fdb562a41]

Also known as: Helmet, Silverwave

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
12.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
160m
Dial Color
Navy
Jewels
36j
Frequency
21,600 bph
Power Reserve
55 hours
Year
1968

Related Models

seikata-wm-124fdb562a41