Side by side

Orient M-Force AC0LvsZelos Hammerhead V3 300m Titanium

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

M-Force AC0L
OrientM-Force AC0L
MSRP $605
Hammerhead V3 300m Titanium
ZelosHammerhead V3 300m Titanium
MSRP $559

At a glance

16 of 29 specs differ
Diameter
M-Force AC0L45mm
Hammerhead V3 300m Titanium44mm
Power Reserve
M-Force AC0L40h
Hammerhead V3 300m Titanium40h
Water Resistance
M-Force AC0L200m
Hammerhead V3 300m Titanium300m
MSRP
M-Force AC0L$605
Hammerhead V3 300m Titanium$559

Full specifications

Case

6 specs
Diameter
45mm
44mm
Thickness
13.2mm
13mm
Lug-to-Lug
52mm
44mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Water Resistance
200m
300m

Crystal & Dial

5 specs
Crystal
Sapphire
Domed Sapphire
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Ti - Mosaic MOP
Indices
Applied

Movement

4 specs
Caliber
F6727
Seiko NH35
Beat Rate
21,600 vph
28,800 vph
Jewels
22
25
Complications
Date
None

Pricing

1 specs
MSRP
$605
$559

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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.

Zelos Hammerhead V3 300m Titanium

The Zelos Hammerhead V3 300m Titanium is widely praised for its exceptional lume, unique and beautiful dial finishing that reflects light dramatically, and solid build quality that exceeds its price point. Owners also highlight its comfortable wearability, especially the lightweight titanium variant, and the convenient on-the-fly micro-adjustment on the bracelet. One owner notes the Japanese movement performs better than anticipated, and the Ti-Damascus variant features a unique, patterned dial and bezel. However, some owners find the 44mm size large, the crown "off," and the bracelet clasp could be more scratch-resistant, with resizing pins described as stubborn. Reattaching the bracelet after removal is also noted as extremely difficult. Overall, owners rate the Zelos Hammerhead V3 300m Titanium highly for its impressive dial aesthetics and value for money.

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