Knot Watches SAC-40SSVvsScurfa Diver One D1-500 ND713

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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.

SAC-40SSV

Diver One D1-500 ND713
Diameter
40mm
40mm
Lug-to-Lug
n/a
47.7mm
Thickness
11.5mm
lowest
14.4mm
Water Resistance
200m
500m
highest
MSRP
$296
$249
lowest
Movement
Seiko Epson PX82
Ronda 713SM
Case
5 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Knot Watches SAC-40SSV for its Seiko-like finishing and attractive price point, with many appreciating its light feel and the quality of the strap and deployment buckle, though some find it initially stiff. The 40mm size is a point of contention, with some finding it comfortable and a favorite, while others consider it too large and prefer the 38mm variant. A recurring criticism is the small, awkwardly placed crown, which makes winding difficult. One owner also noted poor engraving and considered the watch to be primarily a fashion piece. Overall, owners rate the Knot Watches SAC-40SSV positively for its finishing and value, despite some reservations about the crown design and sizing.
The Scurfa Diver One D1-500 ND713 is widely praised for its comfortable 40mm case and robust build, offering excellent value at $230. Owners highlight its legibility and sufficient 500-meter water resistance. One owner noted a concern regarding the 47.7mm lug-to-lug measurement, while another found the lume slightly less impressive than on the brand's automatic models. Overall, owners rate the Scurfa Diver One D1-500 ND713 highly for its practical design and strong value proposition.
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