Side by side

Sinn 103 St Ty HdvsSpinnaker Cahill Automatic

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
Cahill Automatic
SpinnakerCahill Automatic
MSRP $350

At a glance

16 of 29 specs differ
Diameter
103 St Ty Hd41mm
Cahill Automatic42mm
Power Reserve
103 St Ty Hd48h
Cahill Automatic40h
Water Resistance
103 St Ty Hd200m
Cahill Automatic200m
MSRP
103 St Ty Hd$2,797
Cahill Automatic$350

Full specifications

Case

8 specs
Category
Tool
Diver
Diameter
41mm
42mm
Thickness
14.7mm
13.7mm
Lug-to-Lug
51mm
Lug Width
20mm
22mm
Material
stainless steel
316L Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Green
Indices
Applied

Movement

3 specs
Caliber
ETA 7750
SII NH35A
Power Reserve
48h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$2,797
$350

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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.

Spinnaker Cahill Automatic

Owners widely praise the Spinnaker Cahill Automatic for its attractive vintage-inspired design, comfortable wearability on smaller wrists, and good timekeeping, with one owner specifically noting the large "maxi" indices and NATO strap as highlights. However, some find the lume application uneven and note the use of a mineral crystal. A significant concern raised by one owner is a report of internal component failures and a perceived lack of quality control within the brand. On balance, the Spinnaker Cahill Automatic is well-regarded by owners for its style and value, particularly at specific price points, despite some noted manufacturing inconsistencies.

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