Seiko Cal. 6641 - 568

Seiko 6641-568

This Kinetic model from 1972 features a 44mm Titanium case. With its 19mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-a5d60630921c]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
44mm
Case Thickness
11.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
110m
Dial Color
Navy
Jewels
17j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1972

Related Models

seikata-wm-a5d60630921c