Seiko Cal. 4421 - 602

Seiko 4421-602

The 4421-602 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4421 caliber with 36j jewels beating at 36,000 bph, it delivers a 61 hours power reserve. [seikata-wm-24d419d8b4ac]

Also known as: Samurai

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
42mm
Case Thickness
12.5mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Black
Jewels
36j
Frequency
36,000 bph
Power Reserve
61 hours
Year
1978

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