Seiko Cal. 6311 - 594

Seiko 6311-594

The Seiko 6311-594 represents an important milestone in Seiko's 1971 lineup. Powered by the 6311 caliber with 26j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-296a2842cb5c]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
42mm
Case Thickness
9.6mm
Lug Width
21mm
Crystal
Acrylic
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Navy
Jewels
26j
Frequency
21,600 bph
Power Reserve
43 hours
Year
1971

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