SEIKO ST306 Display Clock


The SEIKO ST306 display is an intelligent multi-functional timer which operates using 8x AA batteries.  It features count-up, count-down and scoring programs, which makes it ideal for displaying information to spectators, competitors and officials. It’s particularly popular for use as a road race clock or for athletics to display the winning time as competitors cross the finish-line.

Additional information

Weight 30.0 kg



1,230 (W) x 330 (H) x 150 (D) mm

Power supply

8x AA Batteries

Battery life

Approx. 50 hours for alkaline battery (LR6, at 25℃). Approx. 25 hours for manganese battery (R6, at 25℃)

Time accuracy

±0.04 seconds/hour (5℃~35℃)

Setting range

Up to 99 hour, 59 minutes, 59 seconds

Minimum unit of indication

1/100 seconds

Measurement range

99 hour, 59 minutes, 59 seconds 99

You may also like…

Go to Top