Farr + Swit SeaplanevsSeiko 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.

Farr + Swit Seaplane at true scale

Seaplane

Seiko 5KX at true scale

5KX

Diameter

42mm

42.5mm

Lug-to-Lug

50.5mm

46mm

lowest

Thickness

12.5mm

lowest

13.4mm

Water Resistance

100m

100m

Power Reserve

38h

41h

highest

MSRP

$845

$350

lowest

Movement

ETA 2824-2

Seiko 4R36

Case

3 specs
Diameter
42mm
42.5mm
Thickness
12.5mm
13.4mm
Lug-to-Lug
50.5mm
46mm

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Gradient Gray to Black
Blue
Lume
BGW9
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
ETA 2824-2
Seiko 4R36
Power Reserve
38h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$845
$350
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Reviews

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

Farr + Swit Seaplane

Owners widely praise the Farr + Swit Seaplane for its exceptional lume, durable construction, and legible design, highlighting its split-finish dial and comfortable red rubber strap. The ETA 2824-2 movement is noted as a strong point for its price, and the watch is appreciated for its immediate availability. One owner dislikes the deployment clasp on one of the included rubber straps. Overall, owners rate the Farr + Swit Seaplane highly for its robust build and excellent lume at the 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.