Certina DS-2 Chronograph AutomaticvsLongines HydroConquest GMT

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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.

Certina DS-2 Chronograph Automatic at true scale

DS-2 Chronograph Automatic

Longines HydroConquest GMT at true scale

HydroConquest GMT

Diameter

43.4mm

43mm

Lug-to-Lug

48.4mm

lowest

52mm

Thickness

15.3mm

12.9mm

lowest

Water Resistance

200m

300m

highest

Power Reserve

n/a

72h

MSRP

$2,454

lowest

$3,350

Movement

A05.231

L844.5

Case

5 specs
Diameter
43.36mm
43mm
Thickness
15.25mm
12.9mm
Lug-to-Lug
48.38mm
52mm
Lug Width
20mm
22mm
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
n/a
Green

Movement

2 specs
Caliber
A05.231
L844.5
Power Reserve
0h
72h

Pricing

1 specs
MSRP
$2,454
$3,350
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Reviews

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

Certina DS-2 Chronograph Automatic

The Certina DS-2 Chronograph Automatic is widely praised for its vintage-inspired design, attractive dial options, and strong value proposition. Owners and reviewers highlight its retro tonneau case, bicompax layout with tachymeter and telemeter scales, and good dial legibility. The watch is powered by the automatic ETA A05.231 movement, offering a 68-hour power reserve and 200m water resistance. Some owners find the 43.36mm case wears comfortably due to its dimensions and short lugs, while others note that the NATO strap can make the watch sit high and feel top-heavy. One reviewer criticized the leather strap's clasp as uncomfortably sharp. Overall, owners and reviewers rate the Certina DS-2 Chronograph Automatic highly for its compelling vintage aesthetic and excellent value.

Longines HydroConquest GMT

The Longines HYDROCONQUEST GMT is widely praised for its excellent finishing, with one owner comparing it to a Submariner, and its classy blue sunburst dial. Some owners find the round markers at 6 and 9 disrupt dial symmetry, while others appreciate this design as a unique feature. The watch is considered a practical combination for travelers and divers, offering good value compared to pricier alternatives. Minor criticisms include the tiny GMT text beneath the hour markers being difficult to read at a glance, no quick date adjust feature, a mismatched date wheel color on some dial variants, and a sharp feeling on the bracelet's clasp. Overall, owners rate the Longines HYDROCONQUEST GMT highly for its robust build and practical GMT functionality at its price point.

From video reviewers

The exclusive traveler's GMT movement is a significant strength. Reviewers noted the value proposition rivals higher-priced competitors. Areas for improvement were mentioned but not detailed.