Side by side

Hamilton Khaki Aviation Pilot PioneervsYema Wristmaster Slim Small Seconds CMM.29

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

Khaki Aviation Pilot Pioneer
HamiltonKhaki Aviation Pilot Pioneer
MSRP $1,095
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

8 of 29 specs differ
Diameter
Khaki Aviation Pilot Pioneer38mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
Khaki Aviation Pilot Pioneer80h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
Khaki Aviation Pilot Pioneer100m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
Khaki Aviation Pilot Pioneer$1,095
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

5 specs
Category
Pilot
Dress
Diameter
38mm
39mm
Thickness
11.4mm
9mm
Lug-to-Lug
46mm
Lug Width
18mm
20mm

Movement

2 specs
Caliber
H-10
Yema CMM.29
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,095
$2,249

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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.

Hamilton Khaki Aviation Pilot Pioneer

Owners widely praise the Hamilton Khaki Aviation Pilot Pioneer for its authentic pilot design, legible cathedral hands, and textured matte black dial, with the 36mm and 38mm case sizes noted as wearing well. The applied numerals with generous Super Luminova are a highlight, and one owner found the double AR-coated mineral crystal surprisingly scratch-free. However, the lume is not very bright or long-lasting, and the mechanical version requires about 60 crown turns to fully wind. Some owners find the rotating bezel's detents unremarkable, and the mineral crystal can scratch more easily than sapphire, though this is considered a minor drawback given the price. On balance, owners rate the Hamilton Khaki Aviation Pilot Pioneer highly for its vintage appeal and quality build at the price point.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

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