The SEA-GULL Aviation Series Tachymeter Multifunctional 42.5mm is a 42.5 mm watch from the Ready-To-Ship Special Collection collection. Its stainless steel case is 12.5 mm thick and 49.4 mm from lug to lug, with 22 mm lugs. It is water resistant to 50 m. The crystal is sapphire.

The manufacturer’s list price is US$537. It comes in 4 versions, with blue, black, silver and brown dials.