Seiko Cal. 4487 - 679

Seiko 4487-679

The 4487-679 is a sought-after Automatic piece from Seiko's golden era. The Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-c0f56e7a2a32]

Also known as: Monster, Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
200m
Dial Color
White
Jewels
19j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1993

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