Plumbing the Depths in Style: The Spinnaker Challenger Automatic Dive Watch

Spinnaker has consistently impressed us with their dedication to crafting timepieces that draw deep inspiration from the vastness of the ocean and the daring spirit of maritime exploration. Their watches aren’t just built to tell time; they’re designed to tell stories rooted in the sea. The Spinnaker Challenger Automatic Dive Watch is a prime example of this philosophy, taking its name and inspiration from the Challenger Deep mission in the Mariana Trench and representing Spinnaker’s passion for blending classic vintage dive watch aesthetics with robust modern craftsmanship.  

Drawing design cues from their popular Piccard collection, the Challenger Automatic is presented as a “Bold New ‘Piccard Junior'”, inheriting a spirit of deep-sea exploration while forging its own identity. This is immediately evident in its striking design elements. It features a beautifully textured dial inspired by the rugged topography of the ocean floor, adding a unique visual depth.

Complementing this is a deep-etched caseback, reinforcing its maritime heritage and connection to the abyss. Protecting the dial is a prominent super-domed sapphire crystal – a fantastic detail that adds a touch of vintage charm while providing exceptional scratch resistance and clarity essential for a dive watch. The robust stainless steel case, measuring 42mm in diameter, 19mm in thickness, and 49.5mm lug-to-lug, offers a substantial and capable presence on the wrist, weighing in at 170g. It’s fitted with a unidirectional ceramic bezel, a modern material choice known for its scratch resistance, providing essential timing functionality for divers.  

At the heart of the Challenger Automatic beats the reliable Seiko NH35 Automatic Movement. This workhorse Japanese calibre is a solid choice, providing dependable timekeeping with a 41+ hour power reserve, 21,600 BPH, and 24 jewels, along with a date display – a movement that effortlessly adapts to an active lifestyle without the need for manual winding. Engineered to withstand the rigours of the ocean, the watch boasts an impressive 30 ATM (300 meters) of water resistance, thanks in part to its screw-down crown.

This capability provides serious confidence for diving, swimming, sailing, or just about any water-based activity. For visibility in the darkest depths or low-light conditions, the watch features radiant luminescence with Applied Indices treated with Swiss Super Luminova, ensuring you can always stay on course.  

The Challenger Automatic comes ready for action with a sturdy 20mm stainless steel bracelet, complete with a fold-over buckle, safety lock, and push button for secure wear. Adding to its versatility, an extra blue rubber strap is also included, perfect for swapping out for diving or a more casual look. Spinnaker stands behind the Challenger with a 2 Years International Warranty.

Offering this blend of deep-sea inspiration, robust construction (stainless steel case, ceramic bezel, super-domed sapphire), reliable automatic movement (NH35), and versatile styling at a price point of $445, the Spinnaker Challenger Automatic Dive Watch is a genuinely compelling piece. It successfully marries vintage aesthetics with modern specifications, delivering a capable and stylish dive watch with a clear narrative and impressive value.


Leo Davie