Seiko Cal. 4427 - 488

Seiko 4427-488

The 4427-488 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4427 caliber with 18j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-d99b8e156653]

Also known as: Monster

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
45mm
Case Thickness
11.4mm
Lug Width
18mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Blue Sunburst
Jewels
18j
Frequency
36,000 bph
Power Reserve
60 hours
Year
1988

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seikata-wm-d99b8e156653