Breitling Top Time B01vsRolex Yacht-Master II

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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

Rolex Yacht-Master II at true scale

Yacht-Master II

Diameter

41mm

44mm

Thickness

13.3mm

n/a

Water Resistance

100m

100m

Power Reserve

70h

72h

highest

MSRP

$7,650

lowest

$20,300

Movement

Breitling B01

4162

Case

6 specs
Diameter
41mm
44mm
Thickness
13.3mm
n/a
Lug Width
n/a
n/a
Material
Stainless Steel
Oystersteel
Finish
18k red gold
n/a
Caseback
n/a
Monobloc middle case, screw-down case back and winding crown

Crystal & Dial

4 specs
Crystal Shape
n/a
Flat
Dial Color
n/a
White
Indices
n/a
Index
Lume
None
Chromalight

Movement

5 specs
Caliber
Breitling B01
4162
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
72h
Jewels
0
47
Complications
None
Regatta Timer, Small Seconds

Pricing

1 specs
MSRP
$7,650
$20,300
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Reviews

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

Breitling Top Time B01

Owners widely praise the Breitling Top Time B01 for its handsome design and sharp finishing, with some calling it one of their favorite watches and sexier than alternatives. Reviewers note the in-house B01 movement, 41mm case that wears smaller than dimensions suggest, and 100m water resistance. Owners appreciate the blue dial that changes with light and unique details like a lightning bolt seconds hand or dials made from automotive paint chips. One owner notes the lug-to-lug length can be a concern for smaller wrists, suggesting an in-person try-on. Accuracy figures vary, with one owner seeing +1/+2 seconds per day and another about -6 seconds per day. The Breitling Top Time B01 offers a 70-hour power reserve and a 5-year warranty. On balance, owners and reviewers rate the Breitling Top Time B01 highly for its attractive design and the value of its in-house B01 movement.

From video reviewers

The in-house B01 chronograph movement with its 70-hour power reserve stands out as the defining strength, delivering substantial functionality and reliability across multiple variants. The compact proportions—ranging from 38mm to 41mm cases with lug-to-lug measurements between 44mm and 50mm—ensure comfortable wearability across different wrist sizes. Reviewer assessments diverged sharply on value, with one calling the £5,950 price point excellent value for the specifications, while others provided no pricing commentary.

Rolex Yacht-Master II

Owners widely report the Rolex Yacht-Master II is a polarizing statement piece, with many praising its unique and mechanically ingenious countdown complication while others criticize its large 44mm size and bold, "garish" aesthetic. Some owners find the watch beautiful and enjoy its presence, while others deem it "ugly" or "obnoxious," with opinions split on its overall appeal and legibility. The regatta timer is seen by some as niche and impractical for everyday use, though its engineering is appreciated by others. On balance, the consensus is that the Rolex Yacht-Master II is a watch that owners either love for its distinctive complication and bold presence or dislike for its size and styling.

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