Side by side

Maen Skymaster 38 MKIIIvsMarathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Skymaster 38 MKIII
MaenSkymaster 38 MKIII
MSRP $1,679
JDD (Jumbo Day/Date) Anthracite Diver's Automatic
MarathonJDD (Jumbo Day/Date) Anthracite Diver's Automatic
MSRP $3,250

At a glance

11 of 29 specs differ
Diameter
Skymaster 38 MKIII38mm
JDD (Jumbo Day/Date) Anthracite Diver's Automatic46mm
Power Reserve
Skymaster 38 MKIII40h
JDD (Jumbo Day/Date) Anthracite Diver's Automatic40h
Water Resistance
Skymaster 38 MKIII100m
JDD (Jumbo Day/Date) Anthracite Diver's Automatic300m
MSRP
Skymaster 38 MKIII$1,679
JDD (Jumbo Day/Date) Anthracite Diver's Automatic$3,250

Full specifications

Case

7 specs
Category
Chronograph
Diver
Diameter
38mm
46mm
Thickness
13.4mm
18mm
Lug-to-Lug
55mm
Lug Width
22mm
Material
316L Stainless Steel
316L Stainless Steel (Anthracite IP)
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
M6.1.1
Anthracite

Movement

1 specs
Caliber
Sellita SW510mb
Sellita SW220-1

Pricing

1 specs
MSRP
$1,679
$3,250

Follow this matchup

Get a note when Maen Skymaster 38 MKIII vs Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Maen Skymaster 38 MKIII

The Maen Skymaster 38 MKIII is praised for its refined case, impressive fit and finish, and compact 38mm size, which offers a premium feel with a sharp, legible dial and well-executed applied markers. Reviewers note the sweet winding action and the vintage-inspired brown sunburst dial with dauphine hands and lollipop register pointers. The watch is powered by a manual-wind Sellita SW510Mb movement with a 63-hour power reserve. Accuracy figures vary, with one reviewer reporting +7 seconds per day and another stating a tolerance of +/-15 seconds per day. On balance, owners and reviewers appreciate the Maen Skymaster 38 MKIII for its refined vintage-inspired design and compact dimensions at its price point.

From video reviewers

The 38mm case size is a key strength for the Maen Skymaster 38 MKIII. Reviewers noted the excellent quality-price ratio for a Swiss-made chronograph.

Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic

Owners widely praise the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic as a tough, underrated tool watch with lifestyle appeal, highlighting its robust build and tritium lume for excellent legibility. However, its 46mm size is a common criticism, with some finding it heavy and top-heavy, and the OEM rubber strap stiff. One owner noted the watch runs about 10 seconds fast after three days, and the ETA 2836-2 movement offers approximately two days of power reserve. On balance, owners and reviewers rate the Marathon JDD (Jumbo Day/Date) Anthracite Diver's Automatic highly for its robust tool-watch build and legibility, despite its substantial size.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.