RGM Watches Model 455 Classic ChronographsvsYema Navygraf Chrono
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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.

Model 455 Classic Chronographs

Navygraf Chrono
Diameter
38.2mm
40mm
Thickness
13.9mm
13.9mm
Water Resistance
50m
100m
highest
MSRP
$7,950
$1,999
lowest
Movement
Valjoux 7750
Automatic
Case
4 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise RGM watches for their American craftsmanship and special, unusual designs, with one owner finding the tele and tachy scales brilliantly done and perfectly colored. The 38.2mm case size contributes to a diminutive appearance for some, while others find the brand's designs mesmerizing and aspirational. Owners report that RGM watches wear well and garner compliments, with watch experts recognizing the brand's quality. On balance, owners and reviewers rate RGM Watches Model 455 Classic Chronographs highly for its unique American craftsmanship and vintage-inspired dial details.
The Yema Navygraf Chrono is praised for its excellent build and finishing, with a deep navy, near-black dial. Reviewers note its good value for the price, featuring a Valjoux 7750 movement in a 40mm case. Some find the fully polished finish clashes with its sporty design, and its 13.9mm thickness is noticeable. The bezel action is described as good, easy, and robust. Overall, owners rate the Yema Navygraf Chrono highly for its build quality and aesthetic appeal.
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