Seiko Cal. 4487 - 896

Seiko 4487-896

Released in 1983, the Cal. 4487 with design code 896 was part of Seiko's domestic market collection. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-3a11e2ac21a0]

Also known as: Baby Tuna, Arnie

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
180m
Dial Color
Green
Jewels
25j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1983

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