The Cristallo Green degradè. Professional Diver 500m/1640ft - Helium escape valve - Sellita SW279-1 elaboré. #diver #diverwatch #watchfam #watchaddict #watchlover #watchmania #watchcollector #horloge #horology #horologymania #orologiepassioni #wus #watchuseek #echoneutra #cristallowatch