Seiko Cal. 6645 - 711

Seiko 6645-711

The 6645-711 is a sought-after Kinetic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-12d9f7c13f9f]

Also known as: Bullhead

Specifications

Movement
Kinetic
Case Material
Titanium
Case Width
44mm
Case Thickness
12.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
130m
Dial Color
Burgundy
Jewels
28j
Frequency
21,600 bph
Power Reserve
64 hours
Year
1968

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