BOLDR Supply Co. Odyssey Coral BrownvsSeiko 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 Supply Co. Odyssey Coral Brown at true scale

Odyssey Coral Brown

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

4 specs
Diameter
45.5mm
42.5mm
Thickness
16.8mm
13.4mm
Lug-to-Lug
52mm
46mm
Water Resistance
500m
100m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
n/a
Blue
Lume
None
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 Supply Co. Odyssey Coral Brown

Owners widely praise the BOLDR Supply Co. Odyssey Coral Brown for its quality feel, fit, and finish, with specifications that compensate for the Seiko NH35 automatic movement at its price point. However, the 45.5mm case size is noted as a potential issue for many wrists. Overall, owners rate the BOLDR Supply Co. Odyssey Coral Brown highly for its build quality and specifications relative to its price.

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.