Seiko Cal. 5681 - 418

Seiko 5681-418

Released in 1995, the Cal. 5681 with design code 418 was part of Seiko's domestic market collection. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-0df626cd541a]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
45mm
Case Thickness
10.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
160m
Dial Color
Silver
Jewels
25j
Frequency
28,800 bph
Power Reserve
44 hours
Year
1995

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