Seiko Cal. 4487 - 128

Seiko 4487-128

The 4487-128 is a sought-after Kinetic piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b771e255ef71]

Also known as: Sumo, Baby Tuna

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
39mm
Case Thickness
10.6mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
110m
Dial Color
Green
Jewels
23j
Frequency
36,000 bph
Power Reserve
42 hours
Year
1986

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