Bremont Supermarine ChronovsCertina DS-1 Chrono Auto

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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.

Bremont Supermarine Chrono at true scale

Supermarine Chrono

Certina DS-1 Chrono Auto at true scale

DS-1 Chrono Auto

Diameter

43mm

42mm

Lug-to-Lug

n/a

49.7mm

Thickness

15.9mm

14.3mm

lowest

Water Resistance

300m

highest

100m

MSRP

$6,850

$2,164

lowest

Movement

Bremont BE-50AE

Tissot Valjoux A05.231

Case

6 specs
Diameter
43mm
42mm
Thickness
15.87mm
14.32mm
Lug-to-Lug
n/a
49.68mm
Lug Width
22mm
21mm
Material
Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

1 specs
Caliber
Bremont BE-50AE
Tissot Valjoux A05.231

Pricing

1 specs
MSRP
$6,850
$2,164
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Reviews

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

Bremont Supermarine Chrono

Owners widely praise the Bremont Supermarine Chrono for its COSC-certified automatic movement running at an impressive +0.5 seconds per day and its hardened case with amazing finishing. The 43mm case is considered large, but its dial pattern and understated bezel markings allow it to transition effectively from rugged use to evening events, offering excellent legibility. The chronograph pushers are described as larger than average but well-balanced with the crown. One owner reported better timekeeping after a warranty service, highlighting positive customer service. On balance, owners and reviewers rate the Bremont Supermarine Chrono highly for its excellent timekeeping and impressive case finishing at its price point.

Certina DS-1 Chrono Auto

Owners widely praise the Certina DS-1 Chrono Auto for its elegant design, value, and 100m water resistance. Reviewers highlight its handsome, sober tool-like demeanor and good build quality from Swatch Group. One owner notes the watch is a dressier option than a dive watch, appreciating its Super-LumiNova and AR sapphire crystal. The 42mm case is described as not feeling too large due to a relatively thin profile. Some owners report the included leather strap can be uncomfortable and the clasp sharp. One reviewer noted the date window on a similar model appeared disproportionate and the crystal attracted glare due to a lack of AR coating, though other sources mention AR sapphire crystal. Accuracy figures vary, with one owner seeing +4s/day and another noting the Valjoux A05.231 movement. Overall, owners and reviewers rate the Certina DS-1 Chrono Auto highly for its handsome design and strong value proposition.