Seiko Cal. 6640 - 236

Seiko 6640-236

This Automatic model from 1998 features a 44mm Titanium case. With its 21mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-cd2d97b26fc6]

Also known as: Turtle, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
44mm
Case Thickness
12.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Silver
Jewels
29j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1998

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