Side by side

Sinn 6099vsOmega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm

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 6099

The Sinn 6099 is praised for its unique, non-generic look and perceived high build quality. Owners report the 41.5mm case wears large due to the absence of an external rotating bezel, despite the watch offering three 12-hour time zones and a chronograph. Overall, owners rate the Sinn 6099 highly for its distinctive aesthetic and robust construction.

Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm

Owners widely praise the Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm for its stunning dial, photorealistic moonphase with astronaut footprint, and buttery chronograph buttons. Reviewers and owners alike highlight the technically superior Co-Axial Master Chronometer automatic movement and impressive rate stability. Some owners find the 44.25mm size manageable, especially on larger wrists, and appreciate its distinctiveness compared to other Speedmasters. However, reviewers and several owners note that the 44.25mm x 16.85mm size can feel bold, gaudy, or thick, making it challenging to wear under shirt cuffs, and one reviewer found the crown guards sharp. On balance, owners and reviewers are captivated by the Omega Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm's unique moonphase complication and overall aesthetic, despite some reservations about its substantial size.

At a glance

19 of 29 specs differ
Diameter
609941.5mm
Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm44.25mm
Power Reserve
609942h
Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm60h
Water Resistance
6099100m
Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm100m
MSRP
6099$4,990
Speedmaster Moonphase Co Axial Master Chronometer Moonphase Chronograph 44 25mm$12,600

Full specifications

Case

7 specs
Category
Tool
Chronograph
Diameter
41.5mm
44.25mm
Thickness
15mm
16.85mm
Lug-to-Lug
50mm
Lug Width
22mm
21mm
Finish
polished
Steel
Caseback

Crystal & Dial

4 specs
Crystal Shape
Domed
AR Coating
Underside
Indices
Applied
Lume
Luminescent
None

Movement

7 specs
Caliber
La Joux-Perret L110
Omega 9904
Beat Rate
28,800 vph
0 vph
Power Reserve
42h
60h
Jewels
26
0
Hacking
No
Yes
Hand-winding
No
Yes
Complications
Date, Chronograph
Chronograph, Moonphase

Pricing

1 specs
MSRP
$4,990
$12,600
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