Seiko Cal. 7040 - 618

Seiko 7040-618

This Automatic model from 1968 features a 40mm Hardlex-Coated Steel case. With its 21mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-1b58517df980]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
9.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
41 hours
Year
1968

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seikata-wm-1b58517df980