Zurich-based Maurice de Mauriac timepieces are now available with an optional upgraded movement purchased by high-end watch movement maker Concepto. The cool new chronograph movements are mostly black with compelling decor. Girard-Perregaux’s very respectable Sea Hawk II diving watch model gets reviewed. The famous durable diver has some of the best luminant on the market in a very detailed package with an in-house made automatic movement.