Technomarine Reef Sun TM-523008 40mm – unisex chronograph GMT timepiece with two-tone aesthetic and luxury white silicone strap.
A sophisticated sport watch that merges dual-time capability with chronograph precision. Crafted for the discerning traveler or multi-tasking professional, it offers three-time-zone tracking, stopwatch functionality, and water resistance suited to active lifestyles. The gold and silver dial creates visual depth while maintaining clarity through mineral crystal protection.
| Benefits |
| GMT function displays a second time zone via 24-hour subdial, ideal for coordinating across international boundaries or tracking home time. |
| Chronograph complication measures elapsed intervals with dedicated counters, supporting tactical timing and performance tracking. |
| Eleven gemstone hour markers amplify light reflection for enhanced dial legibility in low-visibility conditions. |
| Key features |
| Gold and silver dial with silver-tone luminous hands and minute track creates high-contrast readability. |
| Two-tone stainless steel case pairs polished and gold-tone finishes with screw-down crown for secure operation. |
| 200-meter water resistance supports swimming, snorkeling, and water sports without compromising integrity. |
| Who it's for |
| Travelers and professionals who require dual-time-zone tracking with chronograph utility in a single timepiece. |
| Style-conscious individuals seeking unisex design that transitions seamlessly from boardroom to weekend adventure. |
| How to wear |
| Set local time on main hands and reference time on 24-hour GMT subdial; screw down crown clockwise after adjustment. |
| Use chronograph pushers to start, stop, and reset elapsed time tracking; ensure crown is fully secured before water exposure. |
| Specs |
| Movement |
Japanese Seiko Instruments VD53 quartz chronograph with GMT complication and date window at 4:30. |
| Case |
40mm diameter, gold-tone and polished stainless steel with mineral crystal and screw-down crown. |
| Strap |
White silicone, 190mm length, 24.75mm width, buckle closure for adjustable fit. |
| Water resistance |
200 meters, 20 atmospheres, screw-down crown for enhanced seal. |
| Functions |
Chronograph with small seconds, 60-minute counter, 24-hour GMT indicator, central elapsed seconds. |
| Dial |
Eleven gemstone hour markers with index minute markers, analog display with luminous hands. |
