Seiko Cal. 6639 - 973

Seiko 6639-973

The 6639-973 is a sought-after Kinetic piece from Seiko's golden era. It features a White dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-37cc08bf0f35]

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
41mm
Case Thickness
13.7mm
Lug Width
22mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
100m
Dial Color
White
Jewels
17j
Frequency
28,800 bph
Power Reserve
48 hours
Year
1979

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