Seiko Cal. 4415 - 307

Seiko 4415-307

The 4415-307 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4415 caliber with 26j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-2da985fd0a56]

Also known as: Rally, Sportsmatic

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
35mm
Case Thickness
11.9mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Black
Jewels
26j
Frequency
21,600 bph
Power Reserve
40 hours
Year
1975

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