A. Lange & Söhne Datograph 405.031

A. LANGE & SÖHNE | DATOGRAPH UP/DOWN, REF.405.031, A PINK GOLD FLYBACK CHRONOGRAPH WRISTWATCH WITH DATE AND POWER RESERVE INDICATOR, CIRCA 2018, Case No: 234466, Calibre: 951.6, manual winding, signed, Dial: Black, signed, Case: 41mm, 18k pink gold, transparent case back, signed, Strap: Maker's endangered species, 18k pink gold buckle, signed, Accompaniments: Maker's presentation box, certificate and instruction manual, 朗格 | Datograph Up/Down，405.031型號，玫瑰金手動上弦飛返計時腕錶，配雙格大日期視窗及動力儲存顯示，年份約2018。附原廠錶盒、證書及說明書。