Seiko Cal. 4421 - 547

Seiko 4421-547

The 4421-547 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-81ecda41d0f9]

Also known as: UFO, Sportsmatic

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
39mm
Case Thickness
15.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Silver
Jewels
20j
Frequency
28,800 bph
Power Reserve
60 hours
Year
1975

Related Models

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