Side by side

Maen Skymaster 38 MKIIIvsUnimatic Modello Uno UT1 Toolwatch Diver (41.5mm)

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

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.

Unimatic Modello Uno UT1 Toolwatch Diver (41.5mm)

Owners and reviewers praise the Unimatic Modello Uno UT1 Toolwatch Diver (41.5mm) for its personality-driven tool-watch dial, featuring Arabic numerals and minimal lume, and its grippy bezel and crown that are a joy to interact with. The sandblasted steel case is noted for its durability and refinement, with one source stating the 41.5mm case wears larger due to 22mm straps. The Seiko VH31 mechaquartz movement provides a sweeping second hand and accuracy of ±10–15 seconds per month, offering up to three years of battery life. The ice-blue dial's minimal contrast with luminous indexes is an aesthetic choice rather than a practical issue. On balance, owners and reviewers highly regard the Unimatic Modello Uno UT1 Toolwatch Diver (41.5mm) for its excellent value and worry-free summer diver functionality.

At a glance

12 of 29 specs differ
Diameter
Skymaster 38 MKIII38mm
Modello Uno UT1 Toolwatch Diver (41.5mm)41.5mm
Power Reserve
Skymaster 38 MKIII
Modello Uno UT1 Toolwatch Diver (41.5mm)
Water Resistance
Skymaster 38 MKIII100m
Modello Uno UT1 Toolwatch Diver (41.5mm)300m
MSRP
Skymaster 38 MKIII$1,679
Modello Uno UT1 Toolwatch Diver (41.5mm)$620

Full specifications

Case

7 specs
Category
Chronograph
Diameter
38mm
41.5mm
Thickness
13.4mm
0mm
Lug-to-Lug
0mm
Lug Width
0mm
Material
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Dial Color
M6.1.1
Black

Movement

2 specs
Caliber
Sellita SW510mb
Seiko VH31 (quartz)
Type
Automatic
Quartz

Pricing

1 specs
MSRP
$1,679
$620
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