The Seiko SSC915P1 Prospex Speedtimer 'Go Large' is a Solar powered watch with 100m water resistance. The SSC915P features a classic looking chronograph with a black dial and a stainless steel case and bracelet with a three-fold clasp with a push-button release. The glass used is Curved Sapphire Crystal with anti-reflective coating on the inner surface.

Adding to the popular ‘Speedtimer’ watch collection, this particular design features an increased ‘Go Large’ case size – the original was 39mm, whilst this piece is 41.4mm, featuring a tapered bracelet, aluminum bezel and tachymeter for increased practicality and visibility. Conveniently, this watch charges from both natural and indoor lighting.

Featuring the Seiko Solar V192 movement, the SSC915 has an approximate accuracy tolerance of +/- 15 seconds per month and a 6 month Power reserve once fully charged. This model is finished in full Stainless Steel with a pull-out crown. The hands and the markers have lumibrite to make them visible at night (once fully charged). The case size is 41.4mm and thickness 13mm with a lug width of 21mm and the entire watch weighs approximately 165gm. The Speedtimer SSC915P models have a Water Resistance rating of 100m.

The additional features of the SSC915P Speedtimer are a screw case back, Tachymeter function, 24 hour hand, a chronograph up to 60 mins in 1/5 second increments, a date display, small second hand, overcharge prevention function and a resuming electric power generation display.

Seiko SSC915P1 uses Seiko solar movement V192. Click HERE to see the full instructions manual for the Speedtimer model.

What we love: The finish and the overlook look is simply classic. Destined to be a Seiko cult classic model. The 41.4mm case size with the curved Sapphire crystal. Feels solid on the hand. 

Ships in 1-3 Business Days from Sydney with Australia Post Express. Sydney customers can pick up on the same day from our Alexandria showroom an hour after placing the order by choosing Click & Collect as the delivery option. 

3 Year warranty from Seiko (Australia). StarBuy are Authorised distributors of Seiko Watches. All Seiko Watches are shipped in Seiko original packaging. All Seiko warranties are registered online directly by Seiko. After purchase and shipping by StarBuy, an email is sent by Seiko registering the warranty. A link to the online instructions manual is also sent within the email. Seiko no longer supply any hard copies of the warranty booklet or the instructions manual.

WARNING - KEEP NEW & USED BATTERIES OUT OF REACH OF CHILDREN. THIS PRODUCT CONTAINS A BUTTON or COIN CELL BATTERY.

Swallowing may lead to serious injury in as little as 2 hours or death, due to chemical burns and potential perforation of the oesophagus.

If you suspect your child has swallowed or inserted a button battery immediately call the 24-hour Poisons Information Centre on 13 11 26 for fast 24/7 expert advice. 

Examine all Watches & Clocks received and make sure the battery compartment is correctly secured, e.g. that the screw or other fastener is tightened. Do not use if the compartment is not secure. 

Dispose of used button batteries immediately and safely. Flat batteries can still be dangerous. 

Button batteries are hazardous. Keep batteries out of reach of children.

Never allow children to replace batteries in any device.

We recommend exhausted batteries be individually wrapped in tape to insulate them from accidental contact and dispose of separately.