Duxot Quadrata AutomaticvsSpinnaker Hull Riviera
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Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Quadrata Automatic

Hull Riviera
Diameter
42mm
42mm
Lug-to-Lug
46mm
lowest
47.5mm
Thickness
11.5mm
lowest
15mm
Water Resistance
50m
100m
highest
MSRP
$320
$169
lowest
Movement
Seiko NH35
Seiko NH35
Case
7 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely consider the Duxot Quadrata Automatic a good deal for its price, appreciating its quality Chinese manufacturing and reliable Seiko NH35 movement. Some find it unique-looking, though a portion of owners feel it is overpriced given the brand's ownership and use of off-the-shelf movements. One owner noted their Duxot Atlantica's 42mm size, 50mm lug-to-lug, and 22mm lug width as suitable for daily wear. On balance, owners view the Duxot Quadrata Automatic positively for its value and dependable components, despite some reservations about its pricing relative to its origins.
The value at the price point is a strength. No shared weaknesses were identified.
Owners widely praise the Spinnaker Hull Riviera's build quality, noting a milled clasp, solid links, and a strong anti-reflective coating on the sapphire crystal. The watch is described as an "absolute strap monster" with excellent timekeeping, with one owner reporting it gaining only +2 seconds in seven days. However, the lume is considered mediocre, and some owners would have preferred a 4Hz movement. A single owner reported cracking the crystal after a drop, with Spinnaker quoting $198 for repair due to the crystal being fused to the case, a cost considered excessive relative to the watch's discounted new price. On balance, owners rate the Spinnaker Hull Riviera highly for its robust build and impressive accuracy at its price point.
The textured 3D dial paired with the vintage-style cushion case creates a distinctive retro aesthetic that stands out from typical sport watches, while the 12mm thickness and solid bracelet deliver comfortable everyday wearability without bulk. The SII NH35 automatic movement keeps the watch affordable, though reviewers noted the lack of specific information on accuracy tolerance and lume performance at this price point.
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