**Product Specifications:**
**Brand:** SEAGULL
**Model:** Giant Master Series Double Tourbillon Mechanical Watch
**Movement:** Automatic mechanical movement with double calendar and tourbillon
**Features:** Flywheel design, hollowed-out mechanical aesthetics, triangle flywheel rotating clockwise at a constant speed, displaying minutes
**Dial:** Sun and moon phase display, day of the week, date, and month sub-dials
**Case Material:** 316L stainless steel
**Crystal:** Synthetic sapphire
**Case Diameter:** Approximately 42mm
**Case Thickness:** Approximately 14mm
**Strap Material:** Genuine leather
**Water Resistance:** 50 meters
**Weight:** Approximately 97g
**Clasp:** Butterfly clasp
**Additional Features:** Manual winding, time adjustment, day and date adjustment buttons
**Power Reserve:** 45 hours
**Jewels:** 29
**Vibrations Per Hour:** 21,600
**Caliber:** ST2502
**Instructions:** Manual winding by rotating the crown in position 1, time adjustment by stopping the second hand in position 2 and rotating the crown, day and date adjustment using buttons P1 and P2
*Note: Due to manual measurements, actual product dimensions and data may vary slightly.*
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