Side by side

Maen Grand Tonneau Ultra ThinvsSeiko King Seiko KS1969

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

Grand Tonneau Ultra Thin
MaenGrand Tonneau Ultra Thin
MSRP $1,519
King Seiko KS1969
SeikoKing Seiko KS1969
MSRP $3,100

At a glance

12 of 29 specs differ
Diameter
Grand Tonneau Ultra Thin34mm
King Seiko KS196939.4mm
Power Reserve
Grand Tonneau Ultra Thin40h
King Seiko KS196945h
Water Resistance
Grand Tonneau Ultra Thin50m
King Seiko KS196950m
MSRP
Grand Tonneau Ultra Thin$1,519
King Seiko KS1969$3,100

Full specifications

Case

5 specs
Diameter
34mm
39.4mm
Thickness
6.4mm
9.9mm
Lug-to-Lug
43.6mm
Lug Width
19mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
MNL.04
Black

Movement

3 specs
Caliber
6L35
Power Reserve
40h
45h
Jewels
25
26

Pricing

1 specs
MSRP
$1,519
$3,100

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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 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.

Seiko King Seiko KS1969

The King Seiko KS1969 is praised for its Grand Seiko-level finishing and a slim 9.9mm case, with one owner noting it is indistinguishable from new and includes original packaging. However, the $3,100-$3,200 price point is widely questioned, with some finding the looks pedestrian and the branding jarring. Accuracy from the 6L35 movement is noted as +15/-10 seconds per day, and some owners feel the new case shape, dial colors, and end links deviate from the classic KS aesthetic. On balance, owners and reviewers are divided on the King Seiko KS1969, with the high price and modern design choices being the primary points of contention.

From video reviewers

The slim case profile under 10mm and compact lug-to-lug dimensions provide a comfortable fit. The dial's modern appeal and the collection's homage to vintage pieces are highlighted. Reviewers did not reach a consensus on any weaknesses or points of disagreement.

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