Nixon Porter Leather Giving you the first-class experience all the way, the Porter Leather looks as good as it feels—in no particular order. Its sleek profile and sophisticated design sit comfortably in any scenario, in other words, it takes any outfit up to the highest level. Watch Size: 40mm Watch Case Material: Stainless Steel Watch Case Thickness: 7mm Watch Crystal Material: Hardened Mineral Watch Movement Type: Quartz Water Rating: 50 Meter / 5 ATM Lug Measurement: 20mm Band Material: Leather Band Connection: Spring Bar Band Type: Free Swing