Seiko Cal. 3863 - 669

Seiko 3863-669

The Seiko 3863-669 represents an important milestone in Seiko's 1974 lineup. It features a Black dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-659f392a7553]

Specifications

Movement
Spring Drive
Case Material
Two-Tone
Case Width
39mm
Case Thickness
8.8mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Black
Jewels
30j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1974

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