Seiko Cal. 6644 - 672

Seiko 6644-672

The 6644-672 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-09c8d482e30d]

Also known as: World Timer

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
36mm
Case Thickness
13.9mm
Lug Width
21mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
80m
Dial Color
Burgundy
Jewels
17j
Frequency
28,800 bph
Power Reserve
42 hours
Year
1983

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