The Bell & Ross BR-X1 Hyperstellar has a mechanical automatic movement encased in a square 45mm titanium and anodised blue aluminum case with rubber inserts. The grey-tinted sapphire crystal skeleton dial has blue accents and features include a chronograph function, small seconds subdial, and a skeleton date display. It is covered by scratch-resistant sapphire crystal with a tinted sapphire crystal caseback. The bi-material strap is made of alligator leather and gray rubber with a stainless steel pin buckle. Water resistant to 100 meters. Limited edition of 250 pieces.