Seiko Cal. 3891 - 723

Seiko 3891-723

The 3891-723 is a sought-after Automatic piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-d7f59b4729dd]

Also known as: Silverwave, Sportsmatic

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
35mm
Case Thickness
14.0mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Cream
Jewels
20j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1972

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