Seiko Cal. 0740 - 647

Seiko 0740-647

The 0740-647 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-04fdb46a09a8]

Also known as: Shogun

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
56 hours
Year
1965

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