Some enthusiasts find the factory strap too thick, and the 60m water resistance is considered low compared to the newer Mark XX (20) model. GLD Alpha Era 18k Gold Plated Watch Go to product viewer dialog for this item.
Some user reviews suggest a lack of durability, noting that the gold plating can scratch or parts can bend under heavy use. Summary Table: Alternative "18" Series Watches Approx. Price Key Highlight Smartwatch Rugged build with GPS IWC Mark XVIII Go to product viewer dialog for this item. Luxury Pilot $3,500 - $4,500 Elite legibility and heritage GLD Alpha Era $450 $225 Sweeping quartz movement Islander ISL-18 Go to product viewer dialog for this item. Seiko NH36 movement, sapphire crystal
Features a unique "sweeping" quartz movement that mimics the smooth motion of a mechanical watch with 5 moves per second.
If you are referring to popular watches involving or similar model numbers (like the or IWC Mark 18 Go to product viewer dialog for this item. ), here are reviews based on expert and user feedback: NO.1 F18 Smartwatch