Seiko Cal. 5621 - 416

Seiko 5621-416

The Seiko 5621-416 represents an important milestone in Seiko's 1981 lineup. Powered by the 5621 caliber with 30j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-fe183ac18f34]

Also known as: Sumo

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
37mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
190m
Dial Color
Black
Jewels
30j
Frequency
36,000 bph
Power Reserve
59 hours
Year
1981

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