Seiko Cal. 6231 - 579

Seiko 6231-579

The Seiko 6231-579 represents an important milestone in Seiko's 1975 lineup. Powered by the 6231 caliber with 26j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-81b0db9f990d]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
10.3mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
120m
Dial Color
Blue Sunburst
Jewels
26j
Frequency
21,600 bph
Power Reserve
48 hours
Year
1975

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seikata-wm-81b0db9f990d