Side by side

Orient M-Force AC0LvsYema Navygraf Chrono

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

M-Force AC0L
OrientM-Force AC0L
MSRP $605
Navygraf Chrono
YemaNavygraf Chrono
MSRP $1,999

At a glance

16 of 29 specs differ
Diameter
M-Force AC0L45mm
Navygraf Chrono40mm
Power Reserve
M-Force AC0L40h
Navygraf Chrono40h
Water Resistance
M-Force AC0L200m
Navygraf Chrono100m
MSRP
M-Force AC0L$605
Navygraf Chrono$1,999

Full specifications

Case

6 specs
Category
Diver
Chronograph
Diameter
45mm
40mm
Thickness
13.2mm
13.9mm
Lug-to-Lug
52mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Navy
Indices
Applied

Movement

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

Pricing

1 specs
MSRP
$605
$1,999

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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 AC0L

Orient M-Force AC0L owners widely praise its robust build, distinctive neo-retro design, and excellent value, with many highlighting its mirror and satin finishing that enhances its angular case. Reviewers and owners alike commend its modern specifications, including a sapphire crystal and ISO certification for shock resistance and anti-magnetism, positioning it as a durable beater watch. Accuracy figures vary, with one owner reporting +3/-2 seconds per day and another noting +12 seconds per day, while some find the stock bracelet's quality and clasp disappointing. Low-light legibility and lume are considered poor by some, and a wobbly crown has been reported by a few owners. On balance, owners and reviewers rate the Orient M-Force AC0L highly for its durable construction and unique design at its price point.

Yema Navygraf Chrono

Owners praise the Yema Navygraf Chrono for its handsome, versatile design and the value offered by its Valjoux 7750 movement. A reviewer notes the 40mm case's fully polished finish, which some feel clashes with its sporty aesthetic, and mentions its 13.9mm thickness is noticeable. One owner reported wearing the Yema Navygraf Chrono for two months without issues, receiving compliments. On balance, owners and reviewers find the Yema Navygraf Chrono to be a good-looking and well-specced watch for its price.

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