Seiko 5KXvsThorn Vintage 50-Fathoms Bronze Diver

Ref. thorn-vintage-50-fathoms-hygrometer-cusn8-tin-bronze-dive-watch·MSRP $209
lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

5KX

Vintage 50-Fathoms Bronze Diver
Diameter
42.5mm
40mm
Lug-to-Lug
46mm
lowest
50.4mm
Thickness
13.4mm
lowest
14.2mm
Water Resistance
100m
200m
highest
Power Reserve
41h
n/a
MSRP
$350
$209
lowest
Movement
Seiko 4R36
Seiko NH35
Case
6 specsCrystal & Dial
3 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely praise the Thorn Vintage 50-Fathoms Bronze Dive Watch for its bead-blasted bronze case finishing and retro styling, with many finding it a lovable and satisfying retro diver at its price point. Some owners appreciate the improved font over previous models and note good construction and detailing, while others find the dial marred by unnecessary symbols or silly text. Concerns have been raised regarding potential improvements in dial and bezel alignment, and one owner describes the watch as chunky with an unsuitable stock NATO strap. Overall, owners rate the Thorn Vintage 50-Fathoms Bronze Dive Watch highly for its attractive bronze case finishing and retro appeal at the price.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.








