Optimum Time OS310, OS314, OS319
¥15,400

It is very affordable due to its focus on sailing-specific features and thorough trade-off of unnecessary features.
* The frame around the digital screen has changed from yellow to red.
remarks
◆ 65mm large ABS resin case
◆ 38mm x 28mm display
◆ The orientation of the watch can be changed inside the case
Comes with a strap that can be attached to a boom or mast
◆ Shock-resistant design
◆ Countdown function (repeat, countdown, countup)
◆ 5 , 4 , 1 , 0 minute ISAF start system compliant (alarm sound on or off selectable)
◆ Resynchronization is possible in 1- minute increments when counting is incorrect
Optimum Time OS310, OS314, OS319
¥15,400