Side by side

Sinn 544vsBoldr Odyssey Freediver

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

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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 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.

From video reviewers

The Sinn 544's 38.5mm case size and 200m water resistance are noted strengths. Reviewers did not reach a consensus on any weaknesses. Reviewers did not explicitly disagree on any points.

Boldr Odyssey Freediver

The Boldr Odyssey Freediver is praised for its bead-blasted steel case with polished bevels and a custom steel bracelet designed for wrist curvature. Reviewers note its strong legibility, applied details, and vintage-inspired date window on fresh dial colors. The 44mm case is surgical-grade steel with a brushed finish and angular lugs, water-resistant to 300 meters. It houses a Miyota 9075 movement with a jumping local hour function. On balance, reviewers highlight the Boldr Odyssey Freediver's thoughtful case finishing and functional movement with a local hour complication.

From video reviewers

The 40mm case size is praised for its comfortable wearability. Reviewers noted the unique meteorite dial as a standout feature. No shared weaknesses or points of disagreement were found.

At a glance

18 of 29 specs differ
Diameter
54438.5mm
Odyssey Freediver40mm
Power Reserve
54460h
Odyssey Freediver
Water Resistance
544200m
Odyssey Freediver300m
MSRP
544$1,879
Odyssey Freediver$649

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
38.5mm
40mm
Thickness
10mm
14.2mm
Lug-to-Lug
48mm
Finish
bead blasted
Water Resistance
200m
300m
Caseback

Crystal & Dial

5 specs
Crystal Shape
AR Coating
Underside
Yes
Dial Color
Black
202
Indices
Lume
Luminescent
Super-LumiNova

Movement

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

Pricing

1 specs
MSRP
$1,879
$649
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