Seiko Cal. 5621 - 740

Seiko 5621-740

The 5621-740 is a sought-after Kinetic piece from Seiko's golden era. With its 22mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-4bdfbd323cad]

Also known as: Bullhead

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
39mm
Case Thickness
9.9mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
60m
Dial Color
Navy
Jewels
23j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1989

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