Zenith Defy Skyline

Zenith Defy Skyline lug width by case size

36 references measured; 5 more have an integrated bracelet. Updated 2026-10-29.

References that take a different watch strap

• 16.9400.670/18.I001: 18 mm, not the 20 mm of most 36 mm cases
• 49.9300.3620/21.I001: 22 mm, not the 20 mm of most 41 mm cases
• 49.9502.3600/51.I001: 22 mm, not the 20 mm of most 42 mm cases

Other Zenith families

Inside each one the lug width often changes: it is the reference that decides.

• El Primero 170
• Defy 122
• Pilot 64
• Elite 63
• Chronomaster Sport 49
• Revival 46
• Chronomaster Original 27
• Defy Extreme 27
• Academy 11
• Class 4
• Chronomaster 3

All Zenith families → · Why the size changes inside a family →