Jack Mason Ellum Manual WindvsSeiko King Seiko KSK
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.

Ellum Manual Wind

King Seiko KSK
Diameter
38mm
38.6mm
Lug-to-Lug
45mm
lowest
45.8mm
Thickness
9mm
lowest
10.7mm
Water Resistance
50m
50m
Power Reserve
42h
45h
highest
MSRP
$799
lowest
$3,300
Movement
Sellita SW210-1
Seiko 6L35
Case
4 specsCrystal & Dial
3 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
The Jack Mason Ellum Manual Wind is widely praised for its elegant, contemporary dress watch design, featuring a unique linen-textured dial and slim 38mm case. Owners and reviewers consistently highlight the dial's beauty and the watch's refined aesthetic, with some noting its mid-century inspiration. The Sellita SW210-1 manual-wind movement is regulated to ±5 seconds per day, and the watch is available for $799 to $949. Some owners find the date window detracts from the dial's design, and one reviewer notes the red, white, and blue seconds hand as a potentially distracting accent. On balance, owners and reviewers rate the Jack Mason Ellum Manual Wind highly for its beautiful dial and slim case at the price.
The Seiko King Seiko KSK is praised for its slim, retro design with sharply faceted lugs and well-executed dials, featuring a mix of brushed and polished finishes. Owners and reviewers consistently highlight the Grand Seiko-level dial and case finishing, the double-bevel sapphire crystal, and an unusually nice bracelet. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day and another noting +15/-10 seconds per day for the 6L35 movement. Some owners question the value proposition at its price point, particularly when considering the movement. Overall, owners and reviewers appreciate the King Seiko KSK for its refined retro aesthetic and high-quality finishing, despite some reservations about its price and movement in certain configurations.
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.









