Seiko Cal. 5661 - 683

Seiko 5661-683

This Spring Drive model from 1982 features a 35mm Gold-Plated case. Powered by the 5661 caliber with 30j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-ba8ffee38665]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
14.4mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
170m
Dial Color
Champagne
Jewels
30j
Frequency
28,800 bph
Power Reserve
37 hours
Year
1982

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seikata-wm-ba8ffee38665