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Cincinnati Watch Company P-40 A-11 Pilot Black AutomaticvsSeiko Prospex Sea The Black Series

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 Sea The Black Series
SeikoProspex Sea The Black Series
MSRP $765
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 Sea The Black Series

The Seiko Prospex Sea The Black Series is widely praised for its impressive value and compelling design elements. Reviewers highlight the SLA073's cave-diving-inspired dial, high-quality bracelet, and the robust 8L35 movement, calling it a standout release. The SRPE33 and SRPE39 models are noted for their attractive price, manta ray decorated dials, and excellent LumiBrite lume, though bezel alignment can be inconsistent. The SNJ029 is celebrated for its dynamic, colorful aesthetic, solar charging, and comfortable strap, making it ideal for outdoor adventures. Overall, the consensus is that Seiko Prospex Sea The Black Series models offer excellent value, with specific models lauded for their unique dials, quality finishing, and practical features like solar charging.

At a glance

17 of 29 specs differ
Diameter
P-40 A-11 Pilot Black Automatic38mm
Prospex Sea The Black Series45mm
Power Reserve
P-40 A-11 Pilot Black Automatic65h
Prospex Sea The Black Series41h
Water Resistance
P-40 A-11 Pilot Black Automatic100m
Prospex Sea The Black Series200m
MSRP
P-40 A-11 Pilot Black Automatic$895
Prospex Sea The Black Series$765

Full specifications

Case

9 specs
Category
Pilot
Diver
Diameter
38mm
45mm
Thickness
10.8mm
13.2mm
Lug-to-Lug
46.5mm
47.7mm
Lug Width
20mm
22mm
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
Flat
AR Coating
Underside
Anti-reflective coating on inner surface
Indices
Applied
Lume
X1 C3
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW200-1
Seiko 4R36
Power Reserve
65h
41h
Jewels
26
24

Pricing

1 specs
MSRP
$895
$765
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