Seiko Cal. 5639 - 680

Seiko 5639-680

This Automatic model from 1988 features a 42mm PVD Black case. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-7449512b4acc]

Also known as: Baby Tuna

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
12.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
40m
Dial Color
White
Jewels
36j
Frequency
36,000 bph
Power Reserve
54 hours
Year
1988

Related Models

seikata-wm-7449512b4acc