Duxot TortugavsSeiko 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.

Duxot Tortuga at true scale

Tortuga

Seiko 5KX at true scale

5KX

Diameter

45mm

42.5mm

Lug-to-Lug

52mm

46mm

lowest

Thickness

14mm

13.4mm

lowest

Water Resistance

200m

highest

100m

Power Reserve

42h

highest

41h

MSRP

$280

lowest

$350

Movement

Automatic

Seiko 4R36

Case

5 specs
Diameter
45mm
42.5mm
Thickness
14mm
13.4mm
Lug-to-Lug
52mm
46mm
Finish
Stainless Steel
n/a
Water Resistance
200m
100m

Crystal & Dial

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

Movement

5 specs
Caliber
n/a
Seiko 4R36
Power Reserve
42h
41h
Jewels
0
24
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$280
$350
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Reviews

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

Duxot Tortuga

Owners widely praise the Duxot Tortuga's cool, unique look and trustworthy 200m water resistance, attributing this to its screw-down crown. Some owners find the bezel visually appealing, though one notes it feels cheaper than alternatives. The Duxot Tortuga is considered good quality Chinese manufacturing with a reliable automatic movement, offering good value for the price, though some believe it is slightly overpriced. On balance, owners rate the Duxot Tortuga well for its unique aesthetics and reliable build at its price point.

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.