Seiko Cal. 3865 - 363

Seiko 3865-363

The 3865-363 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-9cb758c07303]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
14.8mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
130m
Dial Color
Silver
Jewels
31j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1984

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seikata-wm-9cb758c07303