The SEA-GULL Open Heart Flywheel Guilloché Dial Automatic 39mm is a 39 mm watch from the Ready-To-Ship Special Collection collection. Its bronze case is 13 mm thick, with 20 mm lugs. It is water resistant to 50 m. The crystal is sapphire.

The manufacturer’s list price is US$214. It comes in 2 versions, with blue and silver dials.