Side by side

Orient M-Force AC0NvsYema Granvelle CMM.29

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

M-Force AC0N
OrientM-Force AC0N
MSRP $555
Granvelle CMM.29
YemaGranvelle CMM.29
MSRP $1,913

At a glance

15 of 29 specs differ
Diameter
M-Force AC0N45mm
Granvelle CMM.2939mm
Power Reserve
M-Force AC0N40h
Granvelle CMM.2940h
Water Resistance
M-Force AC0N200m
Granvelle CMM.2950m
MSRP
M-Force AC0N$555
Granvelle CMM.29$1,913

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
45mm
39mm
Thickness
12.8mm
8.6mm
Lug-to-Lug
52mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Green
Black
Indices
Applied

Movement

4 specs
Caliber
F6727
Yema CMM.29
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Date
None

Pricing

1 specs
MSRP
$555
$1,913

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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.

Orient M-Force AC0N

Owners widely praise the Orient M-Force AC0N for its rugged, tank-like appearance and robust, well-built construction, with many citing the reliability of Japanese automatic movements as a key draw. Reviewers and owners consistently flag excellent lume and a superior diver bezel, though one owner notes poor low-light legibility due to weak lume. Accuracy figures vary, with one owner reporting stable +12 seconds/day timekeeping while another found it kept near-perfect time when fully wound; a wobbly crown was also noted by one owner. Overall, owners rate the Orient M-Force AC0N highly for its toughness and value, with its striking design and durable build being the primary reasons for satisfaction.

Yema Granvelle CMM.29

Owners praise the Yema Granvelle CMM.29's gorgeous dial, noting its guilloché pattern and carved hour indices that catch the light. One owner describes the movement as a "feast for the eyes" but finds the watch frustrating at work due to its lack of a specific function. On balance, owners appreciate the Yema Granvelle CMM.29 for its visually striking dial and movement finishing, with some finding its utility limited in certain professional contexts.

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