Seiko Cal. 6641 - 977

Seiko 6641-977

The 6641-977 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-f6d9caf6c0d2]

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
36mm
Case Thickness
13.7mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Black
Jewels
26j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1987

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