Case is 46 mm, full sapphire middle, bezel and caseback, sapphire crystals both sides, water resistant to 30 m. Dial is openworked, with a lapis-lazuli subdial at 12for hours/minutes, small seconds at 9, and power reserve indicator; architecture exposes the Gravity Control gimbal escapement at 6. Movement is manual-wind El Primero 8812S, 36, 000 vph, ~50-hour power reserve, with patented gimbal-mounted escapement mechanism to cancel positional errors. Limited to 10 pieces per variant (clear and blue). Priced at CHF 200, 000 / EUR 220, 000.