Breitling Top Time B01vsOmega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Breitling Top Time B01 at true scale

Top Time B01

Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm at true scale

Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm

Diameter

41mm

42mm

Lug-to-Lug

n/a

47.5mm

Thickness

13.3mm

13.2mm

lowest

Water Resistance

100m

highest

50m

Power Reserve

70h

highest

50h

MSRP

$23,900

lowest

$36,100

Movement

Breitling B01

Omega 3861

Case

7 specs
Diameter
41mm
42mm
Thickness
13.3mm
13.18mm
Lug-to-Lug
n/a
47.5mm
Lug Width
n/a
20mm
Material
18kt Pink Gold
18kt Sedna Gold
Finish
18k red gold
Steel
Water Resistance
100m
50m

Crystal & Dial

2 specs
Crystal Shape
n/a
Domed
Dial Color
n/a
Black

Movement

4 specs
Caliber
Breitling B01
Omega 3861
Type
Automatic
Manual
Power Reserve
70h
50h
Complications
None
Chronograph

Pricing

1 specs
MSRP
$23,900
$36,100
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Breitling Top Time B01

The Breitling Top Time B01 is widely praised for its handsome, sharply finished chronograph design and the in-house B01 movement, with owners calling it beautiful and a favorite design. Reviewers highlight its compelling design, polished bezel, and domed sapphire crystal for a '60s-sporty feel, complemented by brushed case sides for ruggedness. Owners appreciate the B01 movement's COSC certification, 70-hour power reserve, and the dial's unique features, such as automotive-grade paint chips on the Mustang model or blue dials that change with light. The 41mm case is noted to wear slightly smaller, and the watch offers 100m water resistance. Some owners find the B01 movement justifies the price over older ETA movements, citing better accuracy retention between services and a useful weekend power reserve, though servicing costs are higher. However, one owner expressed concern about a Breitling B01 movement seizing and needing replacement.

Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm

Owners widely praise the Omega Speedmaster Moonwatch Professional Co Axial Master Chronometer Chronograph 42mm for its historical significance, iconic design, and wearability, with some finding it provides more personal satisfaction than more expensive watches. Reviewers note the updated 3861 movement offers improved accuracy and magnetic resistance, and the bracelet is a significant enhancement. The redesigned case and dial details are seen as aesthetic advances, and the Hesalite crystal, while scratch-prone, is polishable. Some owners find the current prices too high, suggesting it is overrated and overpriced at $7,000, citing a lack of applied markers and mediocre lume, while others disagree, highlighting its value at lower price points and its status as the best movement in the line.

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