Seiko Cal. 0740 - 431

Seiko 0740-431

The Seiko 0740-431 represents an important milestone in Seiko's 1967 lineup. Powered by the 0740 caliber with 33j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-11a3b262aba8]

Also known as: Golden Tuna

Specifications

Movement
Quartz
Case Material
Two-Tone
Case Width
37mm
Case Thickness
10.1mm
Lug Width
22mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
60m
Dial Color
Burgundy
Jewels
33j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1967

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