HAOFA Tourbillon Watch 0618

Movement: Flying Tourbillon
Movement model: CAL.3H31
Frequency : 28800V.P.H
Drive: single-spring drive
Power reserve: 42 (hours)
Winding method: manual winding
Gem bearing: 19
Case diameter: 42mm
Case thickness: 13mm
Strap width: 22mm
Case material: 316 stainless steel
Mirror: synthetic sapphire mirror

Multifunction Starry Sky Dial
12‘clock Position : Hour and Minute Dial
3'clock Position : Day and night change dial
6'clock Position : Tourbillon Flywheel
9'clock Position : GMT Dial