Frédérique Constant Classics Moonphase Heartbeat gold plated stainless steel watch is a handsome timepiece with a unique moonphase complication. Its gold plated stainless steel case is offset with a brown crococalf leather strap.FC335MC4P6 Classics Moonphase Heartbeat gold plated stainless steel and crococalf leather strapPin buckle fasteningFC 335 Automatic movement, 28'800 alt/h and 38 power reserve, with Hours, Minutes, Seconds, heart beat, moonphase, crococalf leather strap, guilloché dialDiameter 40mm Water resistant to 30m