Seiko 5KXvsTSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue

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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.

Seiko 5KX at true scale

5KX

TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue at true scale

Bronze Torsk-Diver Pro Midnight Blue

Diameter

42.5mm

43mm

Lug-to-Lug

46mm

lowest

50mm

Thickness

13.4mm

lowest

13.6mm

Water Resistance

100m

200m

highest

Power Reserve

41h

highest

40h

MSRP

$350

lowest

$899

Movement

Seiko 4R36

TSAO Baltimore MD-1

Case

5 specs
Diameter
42.5mm
43mm
Thickness
13.4mm
13.6mm
Lug-to-Lug
46mm
50mm
Material
Stainless Steel
Bronze
Water Resistance
100m
200m

Crystal & Dial

3 specs
Crystal
Hardlex
Sapphire
Dial Color
Blue
n/a
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
Seiko 4R36
TSAO Baltimore MD-1
Power Reserve
41h
40h
Jewels
24
0

Pricing

1 specs
MSRP
$350
$899
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Reviews

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

Seiko 5KX

Owners widely praise the Seiko 5KX for its strong lume and value, with many reporting accuracy within +/-5 to 10 seconds per day, though some experience +/-1 second. The 42.5mm case is noted to wear smaller, and the watch offers a comfortable feel for many. Some owners are split on the bracelet quality, with opinions ranging from "cheaper side" with hollow links to "flimsy-feeling" jubilee. A few quality control issues have been reported, including a failed bezel clickspring and misaligned components. The Seiko 5KX is seen by some as a worthy successor to the original SKX, offering an upgraded movement with hacking and hand-winding capabilities, though others lament the loss of ISO certification and a screw-down crown. Overall, owners rate the Seiko 5KX highly for its excellent lume and value proposition, making it a popular choice for everyday wear.

TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue

Owners widely report the TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue is comfortable and good-looking, with one owner appreciating the improved feel, heft, and overall quality. Reviewers note the 43mm case wears well due to its arcing profile and 13.6mm thickness, and praise the textured dial with bright, even lume and a lumed sapphire bezel insert. The MD-1 automatic movement is regulated to -/+8 seconds per day, and the watch is priced at $899, though one owner found it for $460. One reviewer flags the bezel tension as tight and the date aperture's cutout edges as inelegant up close. Overall, owners and reviewers rate the TSAO Baltimore Bronze Torsk-Diver Pro Midnight Blue highly for its comfortable wearability and appealing aesthetics at its price point.

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