Addiesdive 37mm VK63/0S20 Triple-Register Chronograph Watch AD2517/AD2543vsMaen Skymaster 38 MKIII

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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.

37mm VK63/0S20 Triple-Register Chronograph Watch AD2517/AD2543

Skymaster 38 MKIII
Diameter
37mm
38mm
Lug-to-Lug
46mm
n/a
Thickness
12.7mm
lowest
13.4mm
Water Resistance
100m
100m
MSRP
$89
lowest
$1,679
Movement
Seiko VK63
Sellita SW510
Case
5 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Addiesdive 37mm VK63/0S20 Triple-Register Chronograph Watch AD2517/AD2543 for its surprising quality and finishing, with a bracelet that rivals Seiko 5 series watches and bright, durable BGW9 lume. Reviewers highlight the value proposition, citing the sapphire crystal, solid endlinks, milled clasp, and 100m water resistance for around $59, along with the dial's depth and texture. Some owners report the VK63 chronograph seconds hand can become misaligned, and one noted a misaligned bezel insert requiring reattachment, though others find the movement reliable and the watch comfortable and wearable. Overall, owners and reviewers rate the Addiesdive 37mm VK63/0S20 Triple-Register Chronograph Watch AD2517/AD2543 highly for its exceptional value and surprising build quality at its price point.
The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which is considered a positive for a modern mechanical chronograph. Reviewers highlight its clean dial, sharp legibility, and well-executed applied markers, with one noting a brown sunburst dial evoking vintage tropical effects. The winding action is described as sweet, and the watch is powered by a Sellita SW510Mb manual-wind movement. Accuracy figures vary, with one source reporting an average of +7 seconds per day and another stating a tolerance of +/-15 seconds per day, and both note a 63-hour power reserve. Overall, reviewers rate the Maen Skymaster 38 MKIII highly for its vintage-inspired design and premium feel at its price point.
The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.
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