Seiko Cal. 6640 - 117

Seiko 6640-117

This Kinetic model from 1991 features a 36mm Titanium case. With its 21mm lug width and 12.4mm profile, it sits comfortably on most wrists. [seikata-wm-dcba6c8f833e]

Also known as: Tuna

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
36mm
Case Thickness
12.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
70 hours
Year
1991

Related Models

seikata-wm-dcba6c8f833e