Seiko Cal. 6247 - 723

Seiko 6247-723

This Spring Drive model from 1966 features a 41mm Hardlex-Coated Steel case. Powered by the 6247 caliber with 17j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-b0103c30de4f]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
41mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
40m
Dial Color
Navy
Jewels
17j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1966

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