Seiko Cal. 3857 - 285

Seiko 3857-285

The 3857-285 is a sought-after Automatic piece from Seiko's golden era. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-fae987d58291]

Also known as: Helmet, Navigator

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
41mm
Case Thickness
11.5mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
Navy
Jewels
26j
Frequency
28,800 bph
Power Reserve
69 hours
Year
1984

Related Models

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