Side by side

NOMOS Glashütte Ahoi neomatik siren bluevsTissot PR516

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

PR516
TissotPR516
MSRP $825

At a glance

18 of 29 specs differ
Diameter
Ahoi neomatik siren blue36.3mm
PR51638mm
Power Reserve
Ahoi neomatik siren blue43 hoursh
PR51680h
Water Resistance
Ahoi neomatik siren blue200m
PR516100m
MSRP
Ahoi neomatik siren blue$4,540
PR516$825

Full specifications

Case

8 specs
Category
Tool
Sport
Diameter
36.3mm
38mm
Thickness
9.6mm
11.18mm
Lug-to-Lug
45.5mm
37mm
Lug Width
18mm
20mm
Finish
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Blue
White
Indices
Indexes
Lume
None
Super-LumiNova ®

Movement

4 specs
Caliber
DUW 3001
Powermatic 80
Beat Rate
21,600 vph
28,800 vph
Power Reserve
43 hoursh
80h
Jewels
27
25

Pricing

1 specs
MSRP
$4,540
$825

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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.

NOMOS Glashütte Ahoi neomatik siren blue

Owners and reviewers widely praise the NOMOS Glashütte Ahoi neomatik siren blue for its vibrant siren blue dial, which pops in any light, and its Bauhaus design language with arresting simplicity. The subtle rose gold accents, neon orange details, and color-matched date window at 6 o'clock are noted as well-thought-out elements. The slim 9.8mm case and 200m water resistance are also highlighted. However, the lume on the hour markers is considered weak and fades quickly, and the watch is not a true ISO-certified diver due to the lack of a dive bezel. Some find the textile strap too casual for anything beyond sophisticated casual wear, and the straight lugs can create a large feel on the wrist. The DUW 3001 movement offers a 43-hour power reserve. On balance, owners and reviewers rate the NOMOS Glashütte Ahoi neomatik siren blue highly for its striking dial and refined, yet casual, aesthetic.

Tissot PR516

Owners and reviewers widely praise the Tissot PR516 for its vintage-inspired dial, robust case finishing, and the horological substance offered at its price point, with some noting its 38mm size and historical connections as highlights. The manual-wind movement is frequently cited for its 68-hour power reserve and modern technology. However, the watch's 14mm thickness and substantial lug-to-lug distance are noted as potentially making it wear large on smaller wrists. Some owners find the dial bland and the fixed bezel disappointing, while others criticize the basic stamped clasp and simplistic movement finishing visible through the display caseback. On balance, owners and reviewers consider the Tissot PR516 a compelling heritage-inspired sports watch, particularly for its value and vintage motorsport aesthetic.

From video reviewers

The value proposition against competitors is a shared strength. Reviewers did not agree on the case size, with mentions of 40mm and 38mm.

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