Side by side

Baltic Aquascaphe TitaniumvsSinn U1 S L

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.

Baltic Aquascaphe Titanium

The Baltic Aquascaphe Titanium is widely praised for its lightweight, brushed grade 5 titanium case, vintage-inspired high-domed sapphire crystal, and visually appealing ceramic bezel. Owners and reviewers highlight its modern, purpose-driven design with squared-off crown guards and a no-date display, noting excellent finishing for its price point. The watch offers 300m water resistance and a fully lumed bezel. Some reviewers find the 41mm bezel less vintage than the original and note potential glare issues, while others welcome the updated design and improved specifications. One owner reported a bezel detachment issue, leading to a repair quote that sparked debate within the community regarding value and quality for the price. The movement is a Miyota 9039 with a 42-hour power reserve. Overall, owners and reviewers rate the Baltic Aquascaphe Titanium highly for its contemporary dive watch design and excellent finishing at its price point.

From video reviewers

The watch's comfortable fit for smaller wrists is a notable strength, with a 41mm case size and 47mm lug-to-lug fit. A potential weakness is the ceramic bezel's potential for wear and tear. Reviewers disagree on the watch's lume, with one reviewer mentioning it's not the brightest and the other not mentioning it at all.

Sinn U1 S L

The Sinn U1 S L is widely praised for its intense, full-lume dial, a feature described as new technology that glows brightly, and its unique black and white "arctic tactical" aesthetic. Owners and reviewers consistently highlight the Tegimented German submarine steel case for its exceptional scratch resistance and matte, non-reflective finish, with one owner reporting no scratches on the case after 17 years. The watch is also noted for its legibility and robust build, offering 1000m water resistance. However, some owners find the 44mm size and 14.7mm thickness wear large, and one reviewer noted the 4 o'clock crown positions lacked distinct clicks, leading to difficult date changes. Accuracy figures for the ETA 2824-2 movement vary, with one owner seeing +1/+2 s/day and another about -6 s/day. The Tegimented bracelet is reported to scratch more easily than the case by some, while others found it held up well.

At a glance

17 of 29 specs differ
Diameter
Aquascaphe Titanium41mm
U1 S L44mm
Power Reserve
Aquascaphe Titanium42h
U1 S L38h
Water Resistance
Aquascaphe Titanium300m
U1 S L1,000m
MSRP
Aquascaphe Titanium$788
U1 S L$3,532

Full specifications

Case

8 specs
Diameter
41mm
44mm
Thickness
13mm
14.7mm
Lug-to-Lug
47mm
Lug Width
20mm
22mm
Material
Titanium
Stainless Steel
Finish
black
Water Resistance
300m
1000m
Caseback

Crystal & Dial

4 specs
Crystal Shape
AR Coating
Yes
Underside
Indices
Lume
SuperLuminova
Luminescent

Movement

4 specs
Caliber
Miyota 9039
Sellita SW200-1
Beat Rate
0 vph
28,800 vph
Power Reserve
42h
38h
Jewels
0
26

Pricing

1 specs
MSRP
$788
$3,532
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