Side by side

Maen Grand Tonneau Jump HourvsYema Superman Slim CMM.20

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

Grand Tonneau Jump Hour
MaenGrand Tonneau Jump Hour
MSRP $999
Superman Slim CMM.20
YemaSuperman Slim CMM.20
MSRP $2,372

At a glance

9 of 29 specs differ
Diameter
Grand Tonneau Jump Hour34mm
Superman Slim CMM.2039mm
Power Reserve
Grand Tonneau Jump Hour40h
Superman Slim CMM.2040h
Water Resistance
Grand Tonneau Jump Hour50m
Superman Slim CMM.20300m
MSRP
Grand Tonneau Jump Hour$999
Superman Slim CMM.20$2,372

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
34mm
39mm
Thickness
9.7mm
9.95mm
Lug Width
20mm
Water Resistance
50m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
MNL.01
Black

Movement

1 specs
Caliber
Yema CMM.20

Pricing

1 specs
MSRP
$999
$2,372

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What people say

Owners + reviewers, side by side

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

Maen Grand Tonneau Jump Hour

Owners widely praise the Maen Grand Tonneau Jump Hour for its unique style and accessible price point for a jump hour complication, with one owner finding the red dial variant looks and wears great. However, some find the hour and minute windows, particularly the minute window, too small and the font illegible, impacting legibility. Criticism also centers on the use of a Chinese Seagull movement in a watch priced over $1,000, leading some to label it a "fashion watch" and a "scam," while others note it is selling for significantly over its original price and is not worth it. On balance, owners are split on the Maen Grand Tonneau Jump Hour, with its unique design and value proposition countered by concerns over legibility and movement choice at its price point.

From video reviewers

The watch is praised for its ultra-thin profile and classic design. Reviewers noted the unique jumping hour complication.

Yema Superman Slim CMM.20

Owners and reviewers praise the Yema Superman Slim CMM.20 for its appealing retro design, balanced 39mm case, and in-house CMM.20 micro-rotor movement, with some finding the fish scale bracelet attractive. Concerns exist regarding its $2500/€2,490 MSRP, with some owners questioning its value and noting the potential for QC issues or a "jittery" seconds hand attributed to the new movement. The bracelet's articulation and stamped clasp draw criticism, though some owners report it improves with wear. Overall, owners and reviewers appreciate the Yema Superman Slim CMM.20's vintage styling and unique micro-rotor movement, but its value proposition and some finishing details are points of contention.

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