Side by side

Ferro Time Master 70vsMaen Grand Tonneau Ultra Thin

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

Time Master 70
FerroTime Master 70
MSRP $685
Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519

At a glance

8 of 29 specs differ
Diameter
Time Master 7047mm
Grand Tonneau Ultra Thin34mm
Power Reserve
Time Master 7040h
Grand Tonneau Ultra Thin40h
Water Resistance
Time Master 7050m
Grand Tonneau Ultra Thin50m
MSRP
Time Master 70$685
Grand Tonneau Ultra Thin$1,519

Full specifications

Case

5 specs
Category
Chronograph
Dress
Diameter
47mm
34mm
Thickness
13mm
6.4mm
Lug-to-Lug
47mm
Lug Width
20mm

Crystal & Dial

1 specs
Dial Color
Gold
MNL.04

Movement

1 specs
Caliber
Miyota 9039

Pricing

1 specs
MSRP
$685
$1,519

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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.

Ferro Time Master 70

The Ferro Time Master 70 is praised for its distinctive 1970s-inspired polygon case and visually striking silver dial with orange accents and unique lume colors. Owners appreciate the retro design with unique touches, clean dial, and lumed markers, along with the smooth winding of the Miyota 9039 movement. Its 39mm diameter, 10.4mm thickness, and 47mm lug-to-lug dimensions contribute to comfortable wearability, further enhanced by a well-executed faux-single link bracelet featuring a practical on-the-fly micro-adjustment clasp. On balance, owners and reviewers rate the Ferro Time Master 70 highly for its retro design and comfortable wearability.

Maen Grand Tonneau Ultra Thin

Owners widely report the Maen Grand Tonneau Ultra Thin features a La Joux-Perret D101 manual-wind movement and a double-layer enamel dial. Some owners criticize the bracelet design and find the dial too small and lacking indices. One owner describes the Maen Grand Tonneau Ultra Thin as "hideous with a good movement." On balance, owners are divided on the Maen Grand Tonneau Ultra Thin, with some appreciating its movement and dial while others find its design unappealing.

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