Side by side

Sternglas Naos Pro AutomatikvsSeiko Prospex Sea The Black Series

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Sternglas Naos Pro Automatik

The Sternglas Naos Pro Automatik is praised for its slim 9mm case and Bauhaus dial design, featuring clear hour markers and a framed date window. Owners note the upgraded Miyota 9015 movement with a 4Hz beat rate. Accuracy is reported as -10/+30 seconds per day, which is not ideal for precision enthusiasts. The five-link bracelet's lack of fitted end-links and the optional bracelet's chunkiness are flagged as areas lacking refinement. Overall, reviewers highlight the Sternglas Naos Pro Automatik's improved wearability and premium feel at its price point.

From video reviewers

The Bauhaus design is a strength. The value proposition is a weakness.

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

13 of 29 specs differ
Diameter
Naos Pro Automatik38mm
Prospex Sea The Black Series45mm
Power Reserve
Naos Pro Automatik42h
Prospex Sea The Black Series41h
Water Resistance
Naos Pro Automatik50m
Prospex Sea The Black Series200m
MSRP
Naos Pro Automatik$755
Prospex Sea The Black Series$765

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
38mm
45mm
Thickness
9mm
13.2mm
Lug-to-Lug
42.4mm
47.7mm
Lug Width
20mm
22mm
Water Resistance
50m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Black
Lume
Luminova Punkte
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9015
Seiko 4R36
Power Reserve
42h
41h
Jewels
24

Pricing

1 specs
MSRP
$755
$765
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Sternglas Naos Pro Automatik vs Seiko Prospex Sea The Black Series gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.