Seiko Cal. 7040 - 304

Seiko 7040-304

The 7040-304 is a sought-after Automatic piece from Seiko's golden era. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-3233a6159e90]

Also known as: World Timer

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
30m
Dial Color
Burgundy
Jewels
19j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1976

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seikata-wm-3233a6159e90