has a Tourbillon hollow mechanism, NTPT carbon fiber, titanium magnesium alloy material, and 26 rubies.

Inner Length: 220 mm

Strap Width: 20 mm-25.5 mm

Case Diameter: 51.5 mmx44 mm

Movement Diameter: 33 mmx29 mm

Case Thickness: 16.5 mm

Long Watch Strap Inner Ring: 160 mm-220 mm (default)

Short Strap Inner Ring: 145 mm-200 mm (optional/consult customer service)

Whole Watch weight: 116 g

Movement: E.3H41

Vibration Frequency: 28800 (times)

Drive: Double mainspring drive

Case Material: carbon fiber material

Power Reserve: 72 (hours)

Strap Material: Rubber

Winding Method: manual winding

Waterproof Depth: 30 meters life waterproof

Back Cover: Sapphire

Gem Bearings: 26