Breitling Top Time B01vsDamasko DC66

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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

Damasko DC66 at true scale

DC66

Diameter

41mm

42mm

Thickness

13.3mm

n/a

Water Resistance

100m

100m

Power Reserve

70h

n/a

MSRP

$7,650

n/a

Movement

Breitling B01

Valjoux 7750

Case

4 specs
Diameter
41mm
42mm
Thickness
13.3mm
n/a
Lug-to-Lug
n/a
n/a
Finish
18k red gold
n/a

Crystal & Dial

2 specs
Crystal
Sapphire
n/a
Dial Color
n/a
n/a

Movement

4 specs
Caliber
Breitling B01
Valjoux 7750
Power Reserve
70h
0h
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$7,650
n/a
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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.

Damasko DC66

Owners widely praise the Damasko DC66 as an ultimate tool watch with a bulletproof build, noting its solid case finishing, scratch resistance after years of rough use, and trustworthy 100m water resistance. Reviewers and owners consistently highlight the bezel's precise, unambiguous turning thanks to ceramic ball bearings and report good timekeeping, with one owner seeing +4 seconds per day. Some owners appreciate the ease of strap changes due to drilled lugs and its functional readability and wrist presence, while one owner flipped the 42mm model due to its size. On balance, owners rate the Damasko DC66 highly for its exceptional toughness and value, surpassing competitors in build quality.