- Code : 223.021
- Gender : Mens
- Style Number : 223.021
- Also Called : 223021
- Series : 1815 Walter Lange
- Case : 18k Yellow Gold
- Dial Color : White Matte
- Movement : Manual Wind
- Functions : Hours, Minutes, Small Seconds
- Crystal : Sapphire - Anit-Reflective on Inside, Domed on both sides
- Case Diameter : 37.5mm
- Case Thickness : 9.3mm
- Caseback : Sapphire Crystal Display back, 18k Rose Gold Flip Cover hinged back
- Bezel Material : 18k Yellow Gold
- BezelFunction : Fixed
- Water Resistance : 25m / 82ft (suitable for splashing, light rain; unsuitable for swimming or diving)
- Crown : 18k Yellow Gold, Fluted
- Calendar : None
- Watch Bracelet Strap : Leather - Black Crocodile
- Watch Clasp : 18k Yellow Gold, Tang Buckle
- Watch Bracelet Length : 8.0inches
- Brand : A Lange & Sohne
ALange/A Lange Sohne/1815 Walter Lange/223.021