Slow Watches Round 40mmvsSlow Watches Mo 34mm GMT
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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.

Round 40mm

Mo 34mm GMT
Diameter
42.5mm
34mm
Thickness
8.3mm
8.3mm
Water Resistance
100m
100m
MSRP
n/a
$280
Movement
Ronda 515.24H
Ronda 515.24H
Case
2 specsCrystal & Dial
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely appreciate the Slow Watches Slow Round 40mm for its unique, logo-free 24-hour dial and single hand, which encourages a mindful approach to time and prompts many comments. Some owners find the concept helps them focus on the entire day and enjoy the novelty, while others note it offers only approximate timekeeping in 15-minute increments. The watch is seen as an accessible, fun addition to a collection rather than a primary timepiece. One owner wishes the strap was nicer and notes the 24-hour format requires adjustment. The Ronda 515.24H quartz movement and direct-to-consumer model contribute to its accessible price point. Overall, owners and reviewers value the Slow Watches Slow Round 40mm for its conceptual design and mindfulness-promoting approach to time.
Owners widely praise the Slow Watches Slow Round-S for its minimalist, logo-free dial and unique 24-hour representation of day and night, which many find calming and conversation-starting. Some owners consider the 34mm case size ideal and well-proportioned, particularly on smaller wrists, while others acknowledge it might feel small. The brushed aluminum case is appreciated, though the strap is frequently noted as a point for improvement, with some suggesting it should be upgraded given the price. The Ronda 515.24H quartz movement powers the watch, and while its single hand and 15-minute dial increments are central to its design philosophy of encouraging a deliberate approach to time, precise time-telling is not its primary focus. On balance, owners and reviewers view the Slow Watches Slow Round-S as a cool, accessible novelty and a fun collection addition rather than a primary timepiece, largely due to its unique time-telling method.
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