Shockproof device of the balance unit. Case: stainless steel (case ring, time disc, factory crown, watch back). The signs and arrows are covered with variable fluorescent paint. Belt: nylon (ZULU), width 22 mm. Water protection: 20 atmospheres (200 meters).
The energy reserve of one factory spring is at least 33 hours. The average service life of the machine is 10 years. Dimensions: 44.4x46.1x15 mm.