Seiko Cal. 3858 - 633

Seiko 3858-633

The Seiko 3858-633 represents an important milestone in Seiko's 1981 lineup. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-a5e44388fd32]

Also known as: Helmet, Flighty

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
9.6mm
Lug Width
22mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
80m
Dial Color
Navy
Jewels
29j
Frequency
28,800 bph
Power Reserve
71 hours
Year
1981

Related Models

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