Side by side

Breitling Premier B09 Chronograph 40vsStraton Straton Syncro MKII Mechanical Chrono

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

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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

Owners and reviewers widely praise the Breitling Premier B09 Chronograph 40 for its classically styled, in-house manual wind chronograph design and excellent finishing. The 40mm size, legible two-register dial, and applied Arabic numerals are highlighted as modern touches on a retro piece, with the pistachio green dial variant receiving particular admiration for its bold and fresh aesthetic. Some owners, however, dislike the "cut off numbers" on the dial, though others appreciate them. Overall, owners and reviewers rate the Breitling Premier B09 Chronograph 40 highly for its tasteful design and strong build quality.

Straton Syncro MKII Mechanical Chrono

Owners widely appreciate the Straton Syncro MKII Mechanical Chrono's retro racing aesthetic and perceived value. Some owners note the watch is reliable and durable, with a clear date window. One owner finds the 44mm case comfortable, while another reviewer states the 40mm case wears larger than its dimensions. The included Milanese bracelet is criticized for its outdated clasp and polished finish contrasting with the brushed case. The consensus is that owners value the Straton Syncro MKII Mechanical Chrono for its design and customization options at its price point.

At a glance

14 of 29 specs differ
Diameter
Premier B09 Chronograph 4040mm
Straton Syncro MKII Mechanical Chrono40mm
Power Reserve
Premier B09 Chronograph 4070h
Straton Syncro MKII Mechanical Chrono
Water Resistance
Premier B09 Chronograph 40100m
Straton Syncro MKII Mechanical Chrono100m
MSRP
Premier B09 Chronograph 40$23,900
Straton Syncro MKII Mechanical Chrono$599

Full specifications

Case

6 specs
Thickness
13.08mm
12.4mm
Lug-to-Lug
48mm
Lug Width
0mm
20mm
Material
18kt Pink Gold
316L Stainless Steel
Finish
Stainless steel
Caseback
Sapphire crystal

Crystal & Dial

2 specs
Crystal Shape
Domed
AR Coating
Underside

Movement

5 specs
Caliber
Breitling B09
Seagull ST19 (family)
Power Reserve
70h
0h
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Chronograph
None

Pricing

1 specs
MSRP
$23,900
$599
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