Seiko Cal. 4433 - 644

Seiko 4433-644

The 4433-644 is a sought-after Kinetic piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ba61ae065f36]

Also known as: Sportsmatic

Specifications

Movement
Kinetic
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
9.3mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
70m
Dial Color
Silver
Jewels
18j
Frequency
28,800 bph
Power Reserve
46 hours
Year
1970

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seikata-wm-ba61ae065f36