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Sinn 103 St Ty HdvsSeiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

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
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.

Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition

Owners widely praise the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition for its attractive, well-made design and gorgeous dial, noting its jewel-toned teal color and rippling-water pattern. The bezel action is smooth with a muted sound, and the case and bracelet offer a more comfortable feel than previous iterations. However, multiple owners express disappointment with the accuracy of the 6R movement at its price point, with some noting theirs runs slow, and consider the price too high. The steep rehaut and marker size make the 24-hour numbers difficult to read, and some find the case design makes the watch feel top-heavy despite wearing smaller. Overall, owners rate the Seiko Prospex Sea 1970 Heritage Diver's Black Series Limited Edition highly for its striking dial and refined case design, despite concerns regarding movement accuracy at its price.

At a glance

14 of 29 specs differ
Diameter
103 St Ty Hd41mm
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition44mm
Power Reserve
103 St Ty Hd48h
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition50h
Water Resistance
103 St Ty Hd200m
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition200m
MSRP
103 St Ty Hd$2,797
Prospex Sea 1970 Heritage Diver's Black Series Limited Edition$3,300

Full specifications

Case

6 specs
Category
Tool
Diver
Diameter
41mm
44mm
Thickness
14.7mm
13mm
Lug-to-Lug
49.3mm
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
ETA 7750
8L35
Power Reserve
48h
50h
Jewels
23
26

Pricing

1 specs
MSRP
$2,797
$3,300
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