Seiko Cal. 3811 - 621

Seiko 3811-621

The Seiko 3811-621 represents an important milestone in Seiko's 1968 lineup. Powered by the 3811 caliber with 33j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-0b2497d7fbbb]

Also known as: Goldfeather, Arnie

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
42mm
Case Thickness
14.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Black
Jewels
33j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1968

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