Seiko Cal. 6231 - 723

Seiko 6231-723

This Hand-Winding model from 1965 features a 43mm Hardlex-Coated Steel case. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-efacc2308442]

Also known as: UFO

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
10.2mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Silver
Jewels
26j
Frequency
28,800 bph
Power Reserve
61 hours
Year
1965

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seikata-wm-efacc2308442