Seiko Cal. 5666 - 540

Seiko 5666-540

This Spring Drive model from 1976 features a 44mm PVD Black case. The Inner Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-ed49f3a40ad6]

Also known as: Bellmatic, Arnie

Specifications

Movement
Spring Drive
Case Material
PVD Black
Case Width
44mm
Case Thickness
8.7mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
140m
Dial Color
Black
Jewels
18j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1976

Related Models

seikata-wm-ed49f3a40ad6