Side by side

Breitling Chronomat B01 42vsSpinnaker Dumas Automatic

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

What people say

Owners + reviewers, side by side

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

Breitling Chronomat B01 42

Owners and reviewers widely praise the Breitling Chronomat B01 42 for its exceptional fit and finish, with many calling the Rouleaux bracelet a work of art and the case and bracelet feeling like a "little tank." The dial execution is consistently noted as elegant and appealing, with the copper dial specifically highlighted as unique and dynamic. Some owners report excellent timekeeping, with one noting -3 to -2 seconds per day after demagnetization. The watch's styling is described as bold and loud by some, and its 42mm size with a 50.5mm lug-to-lug distance may wear large for some wrists, feeling more substantial than other 42mm watches. The polished bezel is noted as a fingerprint magnet. Overall, owners and reviewers rate the Breitling Chronomat B01 42 highly for its robust build quality and distinctive bracelet design.

Spinnaker Dumas Automatic

Owners widely praise the Spinnaker Dumas Automatic for its attractive textured blue dial, applied indices, and well-finished case, noting its comfortable wearability due to a short lug-to-lug distance. Some owners flag the use of mineral crystal instead of sapphire and a bracelet with a learning curve and loose keeper. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetics and case finishing at its price point.

At a glance

16 of 29 specs differ
Diameter
Chronomat B01 4242mm
Dumas Automatic44mm
Power Reserve
Chronomat B01 4270h
Dumas Automatic40h
Water Resistance
Chronomat B01 42200m
Dumas Automatic300m
MSRP
Chronomat B01 42
Dumas Automatic$239

Full specifications

Case

7 specs
Diameter
42mm
44mm
Thickness
15.1mm
15mm
Lug-to-Lug
46mm
48mm
Material
Stainless Steel
316L Stainless Steel
Finish
Stainless steel
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Indices
Applied

Movement

4 specs
Caliber
Breitling B01
Seiko NH35
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
40h
Jewels
0
25

Pricing

1 specs
MSRP
$239
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