Seiko Cal. 6638 - 133

Seiko 6638-133

This Automatic model from 1982 features a 41mm PVD Black case. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-2b7e3e234f32]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
41mm
Case Thickness
14.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
130m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
53 hours
Year
1982

Related Models

seikata-wm-2b7e3e234f32