The Islander Automatic Watch ISL-54 is an amazing, comfortable and practical watch, that will put a smile on your face every day. With any Aviator watch it's all about legibility and getting the basics right and this watch has gotten them just right. Under the hood is an automatic NH35 movement, known for being a reliable workhorse. The nicely made 40mm case fits very nicely around most wrists, but with the 47.5mm lug to lug it does fill the wrist up nicely. Of course the watch features a sapphire crystal, is water resistant up to 100m and comes on a comfortable leather strap. In the Sky or in the Office, this watch will be a joy to have on your wrist! Specifications Movement Mechanical Calibre NH35 Power reserve 40 hours Hacking Yes Hand winding Yes Automatic Yes Glass Sapphire crystal Date Yes Width (without crown) 40mm Thickness 13mm Lugs 20mm Lug to lug 47.5mm Water resistance 100m Dial Black Bezel type Fixed Bezel material Steel Case material Steel Band material Leather Caseback Display Warranty 2 years