Seiko Cal. 3840 - 442

Seiko 3840-442

This Kinetic model from 1977 features a 38mm PVD Black case. The Inner Rotating bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-665f81b29c55]

Also known as: World Timer, Baby Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
38mm
Case Thickness
8.4mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
130m
Dial Color
Burgundy
Jewels
29j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1977

Related Models

seikata-wm-665f81b29c55