Side by side

Esoteric Watches Bathyal SolvsTimefactors Speedbird GMT

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Esoteric Watches Bathyal Sol

The Esoteric Watches Bathyal Sol is widely praised for its attractive and unique design, featuring a matte yellow dial with deep sandwich cutouts and old radium lume, complemented by a bezel with deeply grooved, enamel-filled markers. Owners describe it as a dense, hefty, "go anywhere" watch with "insane" lume, noting its homage to the Bulova Snorkel 774. One reviewer flagged potential confusion with the "Eso" vs. "Esoteric" branding and expressed concerns about the long-term durability of the matte black DLC coating. On balance, owners and reviewers rate the Esoteric Watches Bathyal Sol highly for its distinctive dial and robust, go-anywhere build.

Timefactors Speedbird GMT

Owners widely praise the Timefactors Speedbird GMT for its quality and value, with many appreciating its 36mm case size for wearability and its surprisingly good bracelet. Some owners note the GMT function is on an inner ring, and one owner found the date wheel sunken. The watch is noted for its classic aesthetic and is considered a good value, though purchasing requires patience due to limited order windows. Overall, owners rate the Timefactors Speedbird GMT highly for its wearability and value at the price point.

At a glance

12 of 29 specs differ
Diameter
Bathyal Sol44mm
Speedbird GMT36mm
Power Reserve
Bathyal Sol40h
Speedbird GMT
Water Resistance
Bathyal Sol600m
Speedbird GMT100m
MSRP
Bathyal Sol$899
Speedbird GMT$315

Full specifications

Case

6 specs
Diameter
44mm
36mm
Thickness
14mm
11.6mm
Lug-to-Lug
48mm
42.5mm
Lug Width
22mm
18mm
Material
Black DLC Coated Stainless Steel
Stainless Steel
Water Resistance
600m
100m

Crystal & Dial

2 specs
Dial Color
Yellow
Black
Lume
None
Super Luminova X1 C3

Movement

3 specs
Caliber
Miyota 9015
Ronda 515
Type
Automatic
Quartz
Power Reserve
40h

Pricing

1 specs
MSRP
$899
$315
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