Addiesdive VK63/0S20 Triple-Register ChronographvsOmega Speedmaster X 33 Marstimer Chronograph 45mm

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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.

VK63/0S20 Triple-Register Chronograph

Speedmaster X 33 Marstimer Chronograph 45mm
Diameter
37mm
45mm
Lug-to-Lug
46mm
lowest
48.5mm
Thickness
12.7mm
lowest
14.9mm
Water Resistance
100m
highest
30m
MSRP
$89
lowest
$7,000
Movement
Seiko VK63
Omega 5622
Case
6 specsCrystal & Dial
3 specsMovement
4 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.
Owners widely praise the Omega Speedmaster X 33 Marstimer Chronograph 45mm for its surprisingly light titanium case, legible analog display, and the near-imperceptible second-hand tick. The unique Mars timekeeping functionality and instrument-like aesthetic are also noted as compelling aspects. However, the watch proves divisive, with some owners criticizing its 30m water resistance and aluminum bezel, and others finding the 45mm case too large. The price premium for a quartz movement and the perceived niche appeal of its Mars-specific features are also points of contention. Overall, owners and reviewers find the Omega Speedmaster X 33 Marstimer Chronograph 45mm a cool, instrument-like watch with unique functionality, though its size and quartz movement are debated.
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