Side by side

Sinn 103 St Ty HdvsSugess Seestern S434 Pro Diver

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

103 St Ty Hd
Sinn103 St Ty Hd
MSRP $2,797
Seestern S434 Pro Diver
SugessSeestern S434 Pro Diver
MSRP $249

At a glance

18 of 29 specs differ
Diameter
103 St Ty Hd41mm
Seestern S434 Pro Diver40mm
Power Reserve
103 St Ty Hd48h
Seestern S434 Pro Diver40h
Water Resistance
103 St Ty Hd200m
Seestern S434 Pro Diver200m
MSRP
103 St Ty Hd$2,797
Seestern S434 Pro Diver$249

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
41mm
40mm
Thickness
14.7mm
12mm
Lug-to-Lug
46mm
Material
stainless steel
Stainless Steel/Rose Gold
Finish
Brushed and polished
Caseback
Engraved

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
2 Salmon
Indices
Applied
Lume
None
Super-LumiNova BGW9

Movement

5 specs
Caliber
ETA 7750
NH35
Beat Rate
28,800 vph
3 vph
Power Reserve
48h
40h
Jewels
23
25
Complications
None
GMT, Chronograph, Moonphase, Date

Pricing

1 specs
MSRP
$2,797
$249

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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.

Sinn 103 St Ty Hd

The Sinn 103 St Ty Hd is widely praised as a stunning, heritage-inspired pilot's chronograph with a utilitarian feel and bold red accents on a black dial. Owners note it offers a different experience compared to typical Sinn watches. It features a hand-wound Sellita SW510 M movement, a 58-hour power reserve, 20 ATM water resistance, and impact-resistant acrylic glass. The Sinn 103 St Ty Hd is priced at €2,590 and is limited to 1,000 units. On balance, owners and reviewers rate the Sinn 103 St Ty Hd highly for its unique aesthetic and tool watch attributes.

From video reviewers

The watch's robustness and ability to withstand extreme conditions without compromising accuracy are notable strengths. The relatively high price point is a shared weakness. Reviewers disagree on the watch's thickness, with one reviewer considering it a drawback and the other not mentioning it.

Sugess Seestern S434 Pro Diver

Owners widely praise the Sugess Seestern S434 Pro Diver for its impressive finishing and craftsmanship at its price point, highlighting the applied indices that play with light, excellent BGW9 lume, and attractive color options. Specific positive notes include the domed sapphire crystal, short lug-to-lug, and on-the-fly clasp adjustment. However, some owners report quality control issues such as misaligned bezels or indices, while others with V2 models experience no such problems. Caveats include slight bezel back play, light AR coating on the crystal, and a clasp that could be smoother, with one owner desiring a color-matched date wheel. On balance, owners rate the Sugess Seestern S434 Pro Diver highly for its exceptional value and build quality, particularly the dial finishing and lume.

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