I was invited to make such visit to AP boutique at IFC
The Royal Ok Double Balance Wheel in Pink Gold
The Royal Oak Double Balance wheel openworked had talked these stabilizing issues by fixing a second balance wheel and balance-spring assembly on the same axis.
The new "Dualbalance" patented geometry involved a very complex manufacturing procedure, but the payoff is : Greatly improved precision and stability.
Pink Gold Double Balance Wheel Openworked Ref. 15407OR.OO.120.OR.01
Double balance wheel in stainless steel Ref. 15407ST.OO.1220ST.01
Pink Gold, Steel and Titanium Bezel for Royal Oak
1988 Solid Gold wit gold base plate Vintage Collection item
AP 1955 Solid gold Skeleton manual winding watch
My Left hand with an IWC Portugese Perpetual Watch I worm today and the Double Balance Wheel in Steel on my right hand.
If you are interested, visit this Audemars Piguet, boutique Hong Kong, at IFC Mall. you can look for Alec, who will serve you.
Shop 2040, Podium Level 2, IFC Mall, 8 Finance St. Central.
Of course, you can call me for more availability and Price.