Japanese Watch Photo Database
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Inside the Seiko 6r15 with a comparison to the 7s26 by Dr. Seiko
Inside the Seiko SBDX001 300M Marine Master by Dr. Seiko
The Seiko Diver's 200 Meter SKX779 Featuring the 7S26 Automatic Movement by John Davis (ei8htohms)
In Pursuit of Perfection : Thermocompensated Quartz Watches and Their Movements by Bruce Reding
Prometheus Bound The Final Paradigm of Horological Evolution by Carlos Perez
Online Tutorial of the Seiko 7S26 for Novice Horologists