Audaz Sea Ranger ADZ-2050vsSeiko 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.

Audaz Sea Ranger ADZ-2050 at true scale

Sea Ranger ADZ-2050

Seiko 5KX at true scale

5KX

Diameter

42mm

42.5mm

Lug-to-Lug

50mm

46mm

lowest

Thickness

14.5mm

13.4mm

lowest

Water Resistance

200m

highest

100m

Power Reserve

n/a

41h

MSRP

$375

$350

lowest

Movement

Seiko NH35

Seiko 4R36

Case

4 specs
Diameter
42mm
42.5mm
Thickness
14.5mm
13.4mm
Lug-to-Lug
50mm
46mm
Water Resistance
200m
100m

Crystal & Dial

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

Movement

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

Pricing

1 specs
MSRP
$375
$350
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Reviews

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

Audaz Sea Ranger ADZ-2050

Owners praise the Audaz Sea Ranger ADZ-2050 for its value and resemblance to higher-end dive watches. One owner finds the 42mm case a bit large for smaller wrists. The watch features a 316L stainless steel case, sapphire crystal, ceramic bezel, blue Swiss Super Luminova, and a Seiko NH35 automatic movement. Overall, owners rate the Audaz Sea Ranger ADZ-2050 well for its impressive specification set and affordability.

From video reviewers

The watch features a 42mm case, sapphire crystal, ceramic bezel, and 200m water resistance. Swiss Superluminova provides illumination.

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.

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