Seiko Cal. 4581 - 620

Seiko 4581-620

The Seiko 4581-620 represents an important milestone in Seiko's 1980 lineup. It features a Silver dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-c4876d27eb9d]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.8mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
70m
Dial Color
Silver
Jewels
24j
Frequency
28,800 bph
Power Reserve
67 hours
Year
1980

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