Here are the specifications for the Rolex GMT-Master II  with a Jubilee bracelet, featuring a 1:1 Superclone movement:
1. **Model**: Rolex GMT-Master II
2. **Case Size**: 40mm
3. **Case Material**: Stainless Steel and 18k Yellow Gold
4. **Bezel**: Bidirectional Rotatable 24-hour Graduated Bezel with Two-tone Cerachrom Insert 
5. **Dial Color**: Black
6. **Hands and Markers**:  Chromalight Display (Long-lasting Blue Luminescence)
7. **Movement**: Swiss-made 1:1 Superclone Rolex Caliber 3285 Automatic Movement
8. **Crystal**: Scratch-resistant Sapphire Crystal with Cyclops Lens over the Date
9. **Case Back**: Solid
10. **Water Resistance**: 100 meters (330 feet)
11. **Functions**:
    - Hours, Minutes, Seconds
    - Date Display at 3 o'clock Position
    - Second Time Zone with Independent Rapid-setting of the Hour Hand
    - 24-hour Display
12. **Bracelet**: Jubilee Bracelet in Stainless Steel  with Folding Oysterlock Safety Clasp
13. **Special Features**:
    - Two-tone Cerachrom bezel insert is highly resistant to scratches and fading.
    - Chromalight display ensures visibility in low light conditions.
    - Superclone movement provides high accuracy and reliability.
    - Jubilee bracelet offers superior comfort and elegance.
    - Water resistance suitable for swimming and snorkeling, but not for diving.
The Rolex GMT-Master II in stainless steel with a Jubilee bracelet, featuring a 1:1 Superclone movement, is a luxurious and functional timepiece, perfect for those who value precision and style.