Seiko Cal. 5641 - 663

Seiko 5641-663

The 5641-663 is a sought-after Kinetic piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-6b03b85f2713]

Specifications

Movement
Kinetic
Case Material
PVD Black
Case Width
35mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
White
Jewels
18j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1987

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