Seiko Cal. 5617 - 990

Seiko 5617-990

The 5617-990 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-dc1a134be893]

Also known as: Sumo, Arnie

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
11.5mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
100m
Dial Color
White
Jewels
29j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1976

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