Side by side

Sinn 544vsWren Diver One Aqua

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.

Sinn 544

The Sinn 544 is widely praised for its versatile 38.5mm size and 10mm thickness, making it suitable for daily wear. Owners and reviewers highlight its minimalist, reductionist aesthetic and robust, bead-blasted case. The 200 meters of water resistance and low-pressure resistance further contribute to its "do-anything" capability. The watch features a 4 o'clock crown and hooded lugs, a design element some find polarizing but which flows well into the bracelet. The Sinn 544 is powered by a Sellita SW200-2 movement with a 60-hour power reserve. While the fine minute track is appreciated for precise time setting, some dislike the subdivisions between the second and minute markers. One owner notes a general desire for an improved Sinn bracelet across the brand. Overall, owners and reviewers rate the Sinn 544 highly for its robust, straightforward design and practical dimensions at the price point.

Wren Diver One Aqua

The sandwich dial with box crystal delivers a distinct vintage aesthetic that stands out at the price point. The flat-link bracelet completes the classic diver design. Reviewers noted the bezel action as a notable comparison point against competitors.

At a glance

19 of 29 specs differ
Diameter
54438.5mm
Diver One Aqua41mm
Power Reserve
54460h
Diver One Aqua38h
Water Resistance
544200m
Diver One Aqua200m
MSRP
544$1,879
Diver One Aqua$965

Full specifications

Case

8 specs
Category
Tool
Diameter
38.5mm
41mm
Thickness
10mm
13.3mm
Lug-to-Lug
47mm
Lug Width
20mm
0mm
Material
Stainless Steel
PVD coated retaining steel color for scratch resistant
Finish
bead blasted
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Underside
Dial Color
Black
Indices
Lume
Luminescent
None

Movement

5 specs
Caliber
SW 200-2
Sellita SW200-1
Beat Rate
28,800 vph
0 vph
Power Reserve
60h
38h
Jewels
26
0
Complications
Date
None

Pricing

1 specs
MSRP
$1,879
$965
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