Seiko Cal. 3811 - 999

Seiko 3811-999

The Seiko 3811-999 represents an important milestone in Seiko's 1966 lineup. Powered by the 3811 caliber with 27j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-c3863123a84c]

Also known as: Turtle, Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
40m
Dial Color
Silver
Jewels
27j
Frequency
28,800 bph
Power Reserve
39 hours
Year
1966

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seikata-wm-c3863123a84c