Please contact boutique@shsilver.com to join the waitlist. Louis Erard x Alain Silberstein for Stephen Silver Le Diptyque watch set. This collection features: Le Régulateur La Semaine The fusion of the two worlds has this time given birth to a diptyque. Two mechanical variations: a regulator, an original complication from Louis Erard, and a Smiley weekly calendar, Alain Silberstein’s emblematic calendar — every day has its face, its mood, its humour. Stephen Silver signed pieces, limited to 28 units. All Stephen Silver signature pieces delivered with Stephen Silver branded outer box Brand: Louis Erard Models: La Semaine and Le Regulateur by Louis Erard x Alain Silberstein for Stephen Silver Movement: Automatic Case Material: Titanium Case Size: 40mm Dial: Black with reflective blue ring Bracelet/Strap: Black Nylon Gender: Men's Watch/Unisex Warranty: Manufacturer's 3 Year Warranty Reference: 11111TT25.DIPTYQUE, containing 75357TT25.BTT82 and 85358TT25.BTT82