Ronstan RF4055 ClearStart 50mm Sailing Watch - Blue/Grey

The RF4055 ClearStart™ 50mm Sailing Watch in Blue/Grey is the ultimate timekeeping companion for sailing enthusiasts. Designed for durability and precision, this watch seamlessly blends modern aesthetics with essential racing functionalities tailored for marine environments.

Advanced Race Functions with Robust Design

Ronstan elevates the classic 50mm (2") watch with enhanced durability, comfort, and user-friendly features. The ClearStart™ race timer and watches are crafted with input from elite sailors, ensuring top-notch performance and reliability on the water. Large buttons and easy-to-read displays make navigation effortless, while intuitive programming allows sailors to focus on the race ahead. With ClearStart™, gain the competitive edge you need to excel in any sailing competition.

Key Features

• Enhanced Durability: Mineral crystal lens replaces acrylic for superior clarity and scratch resistance.
• Impact Resistant: Recessed lens design offers improved protection against impacts.
• Sturdy Construction: Glass-reinforced polycarbonate case ensures long-lasting performance.
• Comfortable Band: Flexible injection-molded silicone strap provides comfort and increased durability.
• User-Friendly Interface: Lower profile and textured "easy-find" buttons for effortless operation.
• Distinctive Aesthetics: Bold styling that makes the 50mm ClearStart™ model stand out.
• Time Display Options: Supports 12 or 24-hour formats and month/day or day/month date formats.
• Multi-functional: Includes time display, daily alarm, chronograph with hours and time of day, and luminescent backlight.
• Energy Efficient: Battery saving mode allows light to be turned off, extending battery life.
• Shock Resistant: Built to withstand the rigors of sailing environments.

Specifications

Type	Watches
Case Size	50mm (2”)
Dimensions (Box)	3"H x 3"W x 5"L
Weight	0.2 lbs
UPC	9316800574612
Water Resistance	5 ATM (50m / 150ft)
Band Material	Silicone

Race Mode Features

• Start Sequence Options: Multiple configurations including World Sailing 5,4,1,0; match racing; and user-defined settings.
• Synchronization Function: Allows resynchronization if the countdown needs to be started late.
• Multi-line Display: Simultaneously shows start sequence and race time.
• Audible Signals: Loud, intuitive countdown and start sound signals ensure you don’t miss the start.
• Countdown Flexibility: Option to repeat countdown or switch to counting up for elapsed race time.
• Quick Access Modes: Separate fast-access scrolling for race mode and time mode.

Engineered to meet the demands of competitive sailing, the RF4055 ClearStart™ not only excels in race scenarios but also serves as a reliable daily timepiece. Its combination of functionality and style makes it a must-have accessory for any boating enthusiast.

Note: This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Additional Resources

• Quick Guide (PDF)

Product Videos

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.