Aera Instruments C-1vsBremont ALT1-C

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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.

Aera Instruments C-1 at true scale

C-1

Bremont ALT1-C at true scale

ALT1-C

Diameter

42mm

43mm

Lug-to-Lug

49.5mm

n/a

Thickness

15.8mm

lowest

16mm

Water Resistance

100m

100m

Power Reserve

56h

n/a

MSRP

$2,950

lowest

$6,150

Movement

Sellita SW510

Bremont BE-50AE

Case

4 specs
Diameter
42mm
43mm
Thickness
15.75mm
16mm
Lug-to-Lug
49.55mm
n/a
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

1 specs
Dial Color
Cloud
Regular length (15cm - 19cm wrist size)

Movement

3 specs
Caliber
Sellita SW510
Bremont BE-50AE
Power Reserve
56h
0h
Jewels
27
0

Pricing

1 specs
MSRP
$2,950
$6,150
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Reviews

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

Aera Instruments C-1

The Aera Instruments C-1 is praised for its excellent, distinctive design that balances tool-watch masculinity with soft, gentle aesthetics. The 42mm case size is considered large, and a smaller option would be welcome. On balance, reviewers highlight the distinctive design as the primary reason for their positive assessment.

Bremont ALT1-C

Owners widely praise the Bremont ALT1-C for its flawless brushed case finishing, attractive cream dial with anthracite sub-dials, and comfortable wearability. The watch features a well-finished strap and a joy to wind movement, with chronograph operation noted as precise. Some reviewers highlight the refined feuille hands and polished Arabic numerals on the dial, balancing ruggedness with elegance. One owner noted the watch runs at +3 seconds per day. The Bremont ALT1-C is 43mm and possesses 100m water resistance. Overall, owners and reviewers rate the Bremont ALT1-C highly for its refined finishing and attractive dial design.

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