Side by side

Cincinnati Watch Company P-40 A-11 Pilot Black AutomaticvsSeiko Prospex SPEEDTIMER Mechanical

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

P-40 A-11 Pilot Black Automatic
Cincinnati Watch CompanyP-40 A-11 Pilot Black Automatic
MSRP $895
Prospex SPEEDTIMER Mechanical
SeikoProspex SPEEDTIMER Mechanical
MSRP $995

At a glance

16 of 29 specs differ
Diameter
P-40 A-11 Pilot Black Automatic38mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
P-40 A-11 Pilot Black Automatic65h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
P-40 A-11 Pilot Black Automatic100m
Prospex SPEEDTIMER Mechanical200m
MSRP
P-40 A-11 Pilot Black Automatic$895
Prospex SPEEDTIMER Mechanical$995

Full specifications

Case

8 specs
Category
Pilot
Chronograph
Diameter
38mm
39.5mm
Thickness
10.8mm
12mm
Lug-to-Lug
46.5mm
44.5mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
200m
Caseback
Screw Down w/ Sapphire Display
Solid

Crystal & Dial

4 specs
Crystal Shape
Domed
Curved
AR Coating
Underside
Anti-reflective coating on inner surface
Indices
Applied
Lume
X1 C3
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Sellita SW200-2
6R55
Power Reserve
65h
72h
Jewels
26
24

Pricing

1 specs
MSRP
$895
$995

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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.

Cincinnati Watch Company P-40 A-11 Pilot Black Automatic

Owners widely praise the Cincinnati Watch Company P-40 A-11 Pilot Black Automatic for its sharp finishing, textured pearlescent dial, and excellent lume. The simple, understated design and comfortable 38mm size are also frequently highlighted. Some owners note the bracelet lacks quick micro-adjustments and the quick-release spring bars can dig into the wrist. One owner found the lume blocks potentially thinner and the font on larger numbers less desirable than a standard typeface, though the seconds hand was considered a success. Overall, owners highly recommend the Cincinnati Watch Company P-40 A-11 Pilot Black Automatic for its great craftsmanship and value.

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.

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