Boldr Odyssey BronzevsSeiko 5KX

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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.

Boldr Odyssey Bronze at true scale

Odyssey Bronze

Seiko 5KX at true scale

5KX

Diameter

45.5mm

42.5mm

Lug-to-Lug

52mm

46mm

lowest

Thickness

16.8mm

13.4mm

lowest

Water Resistance

500m

highest

100m

Power Reserve

n/a

41h

MSRP

$649

$350

lowest

Movement

Seiko NH35

Seiko 4R36

Case

5 specs
Diameter
45.5mm
42.5mm
Thickness
16.8mm
13.4mm
Lug-to-Lug
52mm
46mm
Material
Bronze
Stainless Steel
Water Resistance
500m
100m

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
n/a
Dial Color
Auburn
Blue
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Seiko NH35
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$649
$350
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Reviews

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

Boldr Odyssey Bronze

The Boldr Odyssey Bronze is praised for its robust, ship-like aesthetic and substantial feel, with its meteorite dial and OEM Horween strap noted as unique features. Owners report the 45.5mm case size and 500m water resistance as significant attributes. Some criticism exists regarding the movement used at its price point, though owners feel the style, fit, finish, and specifications compensate. Overall, owners rate the Boldr Odyssey Bronze highly for its distinctive meteorite dial and robust build at its price point.

From video reviewers

The 500m water resistance and Lumicast lume are standout features. The 45mm+ case size is a drawback for some wrists.

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.