Seiko Cal. 5689 - 681

Seiko 5689-681

This Spring Drive model from 1972 features a 45mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-9d4b1fd03e36]

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
190m
Dial Color
Blue Sunburst
Jewels
30j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1972

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seikata-wm-9d4b1fd03e36