Seiko Cal. 5681 - 822

Seiko 5681-822

The Seiko 5681-822 represents an important milestone in Seiko's 1979 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-f5c3b25a8648]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
90m
Dial Color
Burgundy
Jewels
29j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1979

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