Seiko Cal. 5661 - 531

Seiko 5661-531

The 5661-531 is a sought-after Kinetic piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-37d3eaab98ee]

Also known as: Turtle, Samurai

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
44mm
Case Thickness
13.9mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Cream
Jewels
28j
Frequency
21,600 bph
Power Reserve
36 hours
Year
1981

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