Side by side

Formex Essence FortyOnevsHamilton Khaki Field Mechanical Power Reserve

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

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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.

Formex Essence FortyOne

Owners widely praise the Formex Essence for its comfortable bracelet, excellent finishing, and slim wearability, with some considering it the best in its price range. Reviewers highlight its compelling value, sporty-chic aesthetic, and build quality that suggests a more expensive product, noting the patented suspension system and chronometer-certified movement. Some owners dislike the brand name and logo, and the dial design is considered derivative by some. The 43mm case wears well due to its 10mm thickness and 49mm lug-to-lug, though some find it large on smaller wrists. A point of contention for some is the non-screw-down crown, despite its 100m water resistance. Overall, owners and reviewers rate the Formex Essence highly for its exceptional comfort and build quality at its price point.

From video reviewers

The COSC-certified automatic movement is a shared strength. Reviewers did not agree on any weaknesses.

Hamilton Khaki Field Mechanical Power Reserve

The Hamilton Khaki Field Mechanical Power Reserve is noted for its 40mm sandblasted case, filling a size gap in the Khaki Field line. It features a new H-23 hand-wound movement with an 80-hour power reserve and a functional power reserve indicator at 9 o'clock. The case is 11.95mm thick, which is described as noticeably thicker than other Khaki Field models, and its proportions differ from classic manual-wind versions. The movement includes a slipping spring to resynchronize the power reserve indicator after shocks. Overall, reviewers appreciate the addition of the power reserve complication to the hand-wound model, though one reviewer noted a preference for a contrasting color on the indicator.

From video reviewers

The power reserve indicator at 9 o'clock is a functional addition to the classic design. The 40mm case size and 100m water resistance are noted strengths. Reviewers did not reach a consensus on weaknesses.

At a glance

11 of 29 specs differ
Diameter
Essence FortyOne41mm
Khaki Field Mechanical Power Reserve40mm
Power Reserve
Essence FortyOne41h
Khaki Field Mechanical Power Reserve
Water Resistance
Essence FortyOne100m
Khaki Field Mechanical Power Reserve100m
MSRP
Essence FortyOne$1,890
Khaki Field Mechanical Power Reserve$1,025

Full specifications

Case

5 specs
Category
Dress
Field
Diameter
41mm
40mm
Thickness
10.6mm
11.95mm
Lug-to-Lug
46.5mm
48mm
Lug Width
22mm
20mm

Crystal & Dial

2 specs
Dial Color
Arctic White
White
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Sellita SW200-1
Hamilton H-23
Type
Automatic
Manual
Power Reserve
41h
0h

Pricing

1 specs
MSRP
$1,890
$1,025
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