Seiko Cal. 4489 - 307

Seiko 4489-307

The 4489-307 is a sought-after Automatic piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-108ad98dbce0]

Also known as: Sportsmatic, Navigator

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
41mm
Case Thickness
12.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
30m
Dial Color
White
Jewels
18j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1968

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