Side by side

Cincinnati Watch Company P-40 A-11 PilotvsSeiko Prospex Sea

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

P-40 A-11 Pilot
Cincinnati Watch CompanyP-40 A-11 Pilot
MSRP $695
Prospex Sea
SeikoProspex Sea
MSRP $1,100

At a glance

17 of 29 specs differ
Diameter
P-40 A-11 Pilot38mm
Prospex Sea41.3mm
Power Reserve
P-40 A-11 Pilot65h
Prospex Sea72h
Water Resistance
P-40 A-11 Pilot100m
Prospex Sea300m
MSRP
P-40 A-11 Pilot$695
Prospex Sea$1,100

Full specifications

Case

8 specs
Category
Pilot
Diver
Diameter
38mm
41.3mm
Thickness
10.8mm
12.5mm
Lug-to-Lug
46.5mm
48.2mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Screw Down with Sapphire Display
Solid

Crystal & Dial

5 specs
Crystal Shape
Domed
Flat
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Brown
Black
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

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

Pricing

1 specs
MSRP
$695
$1,100

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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

Owners widely praise the Cincinnati Watch Company P-40 A-11 Pilot for its great size, comfortable bracelet, phenomenal timekeeping, simple design, and great craftsmanship. One owner notes the finishing is sharp. Some users wish for a smaller size, and one owner points out the quick-release spring bars can dig in while the bracelet lacks micro-adjustments. Overall, owners rate the Cincinnati Watch Company P-40 A-11 Pilot highly for its great size and phenomenal timekeeping.

Seiko Prospex Sea

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

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