Seiko Cal. 0740 - 310

Seiko 0740-310

This Hand-Winding model from 1985 features a 44mm Hardlex-Coated Steel case. With its 20mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-bacce051a093]

Also known as: Turtle, Emperor

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
10.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Navy
Jewels
36j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1985

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seikata-wm-bacce051a093