Seiko Cal. 5689 - 423

Seiko 5689-423

The 5689-423 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-4f7c6df6bf62]

Also known as: Navigator, Baby Tuna

Specifications

Movement
Kinetic
Case Material
Two-Tone
Case Width
44mm
Case Thickness
9.7mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Black
Jewels
17j
Frequency
21,600 bph
Power Reserve
47 hours
Year
1976

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