A. Lange & Söhne Langematik Perpetual, Reference 310.221 | A yellow gold perpetual calendar wristwatch with digital date display, day, moon phases, leap year, 24 hours indication, zero-reset mechanism and bracelet, Circa 2004 | 朗格 | Langematik Perpetual 型號310.221 | 黃金萬年曆鏈帶腕錶，備數位日期、星期、月相、閏年、24小時顯示及歸零裝置，約2004年製
A. Lange & Söhne
Langematik Perpetual, Reference 310.221
A yellow gold perpetual calendar wristwatch with digital date display, day, moon phases, leap year, 24 hours indication, zero-reset mechanism and bracelet, Circa 2004
朗格
Langematik Perpetual 型號310.221
黃金萬年曆鏈帶腕錶，備數位日期、星期、月相、閏年、24小時顯示及歸零裝置，約2004年製
Dial: silvered
Calibre: cal. L922.1 automatic, 43 jewels
Movement number: 28'221
Case: 18k yellow gold, sapphire crystal display back secured by 6 screws
Case number: 138'256
Closure: 18k yellow gold A. Lange & Söhne bracelet and folding clasp
Size: 38.5 mm diameter, bracelet circumference approximately 175 mm
Signed: case, dial and movement
Accessories: A. Lange & Söhne International Guarantee, setting pin, instruction manual and presentation box
附帶證書、調校筆、説明書及盒子
