Esoteric Watches Bathyal SolvsFortis Marinemaster M-44
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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.
Bathyal Sol
Marinemaster M-44
Diameter
44mm
44mm
Lug-to-Lug
48mm
n/a
Thickness
14mm
14mm
Water Resistance
600m
highest
300m
Power Reserve
n/a
38h
MSRP
$899
lowest
$5,120
Movement
Miyota 9015
Sellita SW220-1
Case
3 specsCrystal & Dial
1 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Esoteric Watches Bathyal Sol is praised for its attractive and unique design, comfortable wearability, and good use of colors and finishes, with reviewers calling it a handsome daily diver. Owners report it is incredibly well-made with nice attention to detail. The Bathyal Sol features a matte yellow dial with deep sandwich cutouts and old radium lume, complemented by a bezel with deeply grooved, enamel-filled markers. It is described as a dense, hefty, "go anywhere" watch with "insane" lume. Concerns exist regarding potential confusion with the "Eso" vs. "Esoteric" branding and the long-term durability of the matte black DLC coating. On balance, owners and reviewers rate the Esoteric Watches Bathyal Sol highly for its unique design and robust build quality.
The watch offers 60 ATM water resistance and uses a Miyota 9000 series movement. Reviewers did not identify any shared weaknesses or points of disagreement.
Owners praise the Fortis Marinemaster M-44 for its gorgeous appearance, significant wrist presence, and "crazy lume." Reviewers highlight its excellent build quality, COSC-certified movement accuracy of 0 seconds per day, and surprisingly comfortable 44mm case despite its 14.4mm thickness. One reviewer noted the 21mm lug width as a minor drawback, wishing it were 22mm. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its exceptional build quality and COSC-certified accuracy.
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