Seiko Cal. 4487 - 764

Seiko 4487-764

Released in 1980, the Cal. 4487 with design code 764 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-9c40250fdf10]

Also known as: Panda, Arnie

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
44mm
Case Thickness
8.6mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
40m
Dial Color
Blue Sunburst
Jewels
20j
Frequency
36,000 bph
Power Reserve
65 hours
Year
1980

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