Side by side

Formex Essence FortyOnevsSeiko Prospex SPEEDTIMER Mechanical

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.

Seiko Prospex SPEEDTIMER Mechanical

The Seiko Prospex SPEEDTIMER Mechanical is praised for its visually appealing design and comfortable wearability, with owners frequently using its chronograph function for daily tasks. Reviewers note its clean dial layout and LumiBrite treated hands and markers, and one source highlights the 72-hour power reserve of the 6R55 movement. However, some owners criticize its chronograph functionality and the 24-hour subdial. On balance, owners and reviewers rate the Seiko Prospex SPEEDTIMER Mechanical highly for its daily usability and refined aesthetics.

At a glance

14 of 29 specs differ
Diameter
Essence FortyOne41mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
Essence FortyOne41h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Essence FortyOne100m
Prospex SPEEDTIMER Mechanical200m
MSRP
Essence FortyOne$1,890
Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

6 specs
Category
Dress
Chronograph
Diameter
41mm
39.5mm
Thickness
10.6mm
12mm
Lug-to-Lug
46.5mm
44.5mm
Lug Width
22mm
20mm
Water Resistance
100m
200m

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Dial Color
Arctic White
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 6R55
Power Reserve
41h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$1,890
$995
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