The watch in the image is a Rolex GMT-Master II in a gold finish. 
 here are the detailed specifications:
- **Model**: Rolex GMT-Master II
- **Reference**: Likely 126718GRNR or similar (based on design)
- **Movement**: Automatic (Rolex Caliber 3285)
- **Power Reserve**: Approximately 70 hours
- **Case Material**: 18k yellow gold
- **Case Size**: 40mm
- **Bezel**: Bidirectional rotatable 24-hour graduated bezel with a black Cerachrom insert and gold numerals
- **Dial**: Black with Chromalight display (long-lasting blue luminescence)
- **Bracelet**: Jubilee bracelet in 18k yellow gold
- **Crystal**: Sapphire crystal with Cyclops lens over the date
- **Water Resistance**: 100 meters / 330 feet
- **Functions**: Hours, minutes, seconds, date, and second time zone (24-hour hand)
- **Crown**: Screw-down, Triplock triple waterproof system
- **Certification**: Superlative Chronometer (COSC + Rolex certification after casing)
This gold version of the GMT-Master II is a luxurious variation of the iconic model, combining high-end materials with precision craftsmanship. If this is an ARF replica, the specifications may closely mirror those of the original Rolex design, though some internal details may differ