Beaufort BicompaxvsLongines Avigation Bigeye

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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.

Beaufort Bicompax at true scale

Bicompax

Longines Avigation Bigeye at true scale

Avigation Bigeye

Diameter

40.5mm

41mm

Lug-to-Lug

47mm

lowest

48.7mm

Thickness

13.8mm

lowest

14.5mm

Water Resistance

50m

highest

30m

Power Reserve

63h

n/a

MSRP

$810

lowest

$4,400

Movement

Sellita SW510

Longines L688.5

Case

4 specs
Diameter
40.5mm
41mm
Thickness
13.8mm
14.5mm
Lug-to-Lug
47mm
48.7mm
Water Resistance
50m
30m

Crystal & Dial

2 specs
Dial Color
Salmon
Blue
Lume
Super-LumiNova applied to the index and hands for low-light readability.
None

Movement

3 specs
Caliber
Sellita SW510
Longines L688.5
Type
Manual
Automatic
Power Reserve
63h
0h

Pricing

1 specs
MSRP
$810
$4,400
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Reviews

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

Beaufort Bicompax

Owners widely praise the Beaufort Bicompax for its attractive bicompax chronograph design, clean aesthetic, and excellent legibility with effective lume. The Sellita SW510 BH b movement is noted for performing well, with winding and setting actions comparable to ETA movements and accuracy within COSC parameters at +5 seconds/day. Fit and finish are considered spot on, with a well-executed gradient dial and subdials, and the h-link bracelet is described as comfortable and easy to size. Some owners find the price a bit high for the specifications on paper, and one commenter felt the blue dial could have more depth. On balance, owners and reviewers rate the Beaufort Bicompax highly for its vintage aesthetic and reliable manual-wind chronograph movement at 40.5mm.

Longines Avigation Bigeye

Owners and reviewers widely praise the Longines Avigation Bigeye for its vintage military aesthetic, legible dial with a unique "big eye" subdial, and tactile chronograph pusher action. The 41mm steel case wears well, and the boxed sapphire crystal is a notable feature. However, some find the 14.45mm thickness typical for its movement, and the 30-minute sub-dial's three-minute hash marks can compromise reading speed. The stock strap is generally considered unremarkable, and the lack of drilled lugs makes strap changes less convenient. Some owners report minor QC issues with chronograph hand alignment and a loud rotor. Overall, owners rate the Longines Avigation Bigeye highly for its cohesive vintage design and appealing chronograph functionality at its price point.

From video reviewers

The titanium case offers exceptional lightness and balance on the wrist. Reviewers did not reach a consensus on any weaknesses.

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