Seiko Cal. 3868 - 745

Seiko 3868-745

The Seiko 3868-745 represents an important milestone in Seiko's 1970 lineup. Powered by the 3868 caliber with 27j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-c1fc6e939330]

Also known as: Helmet, Golden Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
13.1mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
100m
Dial Color
Cream
Jewels
27j
Frequency
28,800 bph
Power Reserve
53 hours
Year
1970

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seikata-wm-c1fc6e939330