Seiko Seiko 5 Sports SKX seriesvsTimefactors PRS-44

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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 Seiko 5 Sports SKX series at true scale

Seiko 5 Sports SKX series

Timefactors PRS-44 at true scale

PRS-44

Diameter

38mm

42mm

Lug-to-Lug

44.2mm

lowest

50mm

Thickness

12.1mm

lowest

13mm

Water Resistance

100m

300m

highest

Power Reserve

41h

n/a

MSRP

$350

lowest

$705

Movement

Seiko 4R36

ETA 2824-2

Case

5 specs
Diameter
38mm
42mm
Thickness
12.1mm
13mm
Lug-to-Lug
44.2mm
50mm
Lug Width
20mm
22mm
Water Resistance
100m
300m

Crystal & Dial

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

Movement

3 specs
Caliber
Seiko 4R36
ETA 2824-2
Power Reserve
41h
n/a
Jewels
24
0

Pricing

1 specs
MSRP
$350
$705
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Reviews

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

Seiko 5 Sports SKX series

The Seiko 5 Sports SKX series is widely praised as an excellent value gateway watch, with owners and reviewers highlighting its solid build and powerful lume. The 22mm bracelet is noted for its comfort, and the watch offers numerous style options. Some owners find the original SKX models heavy and bulky, while others appreciate their ruggedness and iconic dive watch design. The Seiko 5 Sports SKX series offers an upgraded movement with hacking and hand-winding, and standard spring bars for easier strap changes. However, it lacks the screw-down crown and ISO certification of the original SKX, leading some to consider it less of a tool watch. On balance, owners and reviewers rate the Seiko 5 Sports SKX series highly for its value and modern features, despite some preferring the tool watch capabilities of its predecessor.

Timefactors PRS-44

Owners widely praise the Timefactors PRS for its machining and design, with many finding its 40mm sizing and short lug-to-lug distance wear well. Some owners report the lume fades faster than expected. The purchase process can be difficult due to limited availability. Overall, owners rate the Timefactors PRS highly for its machining and wearability at the price point.