Seiko Cal. 4454 - 640

Seiko 4454-640

The 4454-640 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-dcda6a51b627]

Also known as: Sportsmatic

Specifications

Movement
Hand-Winding
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Burgundy
Jewels
32j
Frequency
36,000 bph
Power Reserve
72 hours
Year
1965

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