Seiko Cal. 3861 - 548

Seiko 3861-548

The 3861-548 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-d6f1d0ba0b1d]

Also known as: Sportsmatic, Navigator

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
37mm
Case Thickness
8.6mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Cream
Jewels
21j
Frequency
28,800 bph
Power Reserve
51 hours
Year
1972

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