Side by side

Breitling Premier B09 Chronograph 40vsBremont ALT1-C

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 Premier B09 Chronograph 40

The Breitling Premier B09 Chronograph 40 is widely praised for its classic chronograph design, in-house manual-wind movement, and legible dial with applied Arabic numerals. Owners and reviewers highlight the bold pistachio green dial as a standout feature, with one owner noting the watch's attractive aesthetic is changing their perception of chronographs. The winding action is anticipated to be a pleasurable, tactile experience, and the watch offers 100m water resistance. One owner found the new leather strap shiny but expects it to develop a patina. Overall, owners and reviewers rate the Breitling Premier B09 Chronograph 40 highly for its tasteful design and the appealing pistachio green dial option.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finish, attractive cream dial with excellent contrast from anthracite sub-dials, and comfortable, balanced wearability. The watch features a well-finished strap and a movement that is a joy to wind, with precise chronograph operation. Reviewers note refined feuille hands and polished Arabic numerals with a golden tinge, balancing ruggedness with elegance. The Bremont ALT1-C averages +3 seconds per day, though one reviewer flags its 16mm height as less than ideal for under-cuff wear and describes the date window as narrow. The modified Valjoux 7750 movement's rotor spin is noticeable. Overall, owners rate the Bremont ALT1-C highly for its refined aesthetics and enjoyable user experience.

At a glance

17 of 29 specs differ
Diameter
Premier B09 Chronograph 4040mm
ALT1-C43mm
Power Reserve
Premier B09 Chronograph 4070h
ALT1-C40h
Water Resistance
Premier B09 Chronograph 40100m
ALT1-C100m
MSRP
Premier B09 Chronograph 40$9,950
ALT1-C$6,150

Full specifications

Case

6 specs
Diameter
40mm
43mm
Thickness
13.08mm
16mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Stainless steel
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Regular length (15cm - 19cm wrist size)
Indices
Applied

Movement

6 specs
Caliber
Breitling B09 (Manufacture)
BE-50AE
Type
Manual
Automatic
Beat Rate
0 vph
28,800 vph
Power Reserve
70h
40h
Jewels
0
25
Complications
Chronograph
None

Pricing

1 specs
MSRP
$9,950
$6,150
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Breitling Premier B09 Chronograph 40 vs Bremont ALT1-C gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.