Side by side

Lorier Hydra SIIIvsSerica Réf. 5303

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

Hydra SIII
LorierHydra SIII
MSRP $699
Réf. 5303
SericaRéf. 5303
MSRP $1,857
What people say

Owners + reviewers, side by side

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

Lorier Hydra SIII

Owners and reviewers praise the Lorier Hydra SIII for its value, GMT functionality via the Miyota 9075 movement, and classic travel-diver aesthetics. Some reviewers note the finishing is simple or a tad rough around the edges, while others find it good for the price. Accuracy figures range from +7 to +8.5 seconds per day. The domed Hesalite crystal may exhibit distortion. Overall, owners and reviewers rate the Lorier Hydra SIII highly for its feature set and value proposition in a travel-diver format.

Serica Réf. 5303

Owners widely praise the Serica Réf. 5303 for its unique neo-vintage design, sophisticated aesthetics, and excellent finishing, with many highlighting the smooth winding action and the tactile quality of the bezel click as industry-benchmark. The 39mm case is frequently cited as well-proportioned and wearable, especially for smaller wrists. Accuracy figures vary, with one owner reporting +2 seconds per day and another +5.5 seconds per day, while the 42-hour power reserve was noted as a point of desire for longer duration. Some owners have reported significant quality control issues, including dial shifting, non-functional hacking, and misaligned or jammed bezels, with concerns also raised about the Soprod movement and the manufacturer's communication. Overall, owners rate the Serica Réf. 5303 highly for its distinctive design and refined finishing, despite some significant quality control concerns raised by a few.

At a glance

8 of 29 specs differ
Diameter
Hydra SIII39mm
Réf. 530339mm
Power Reserve
Hydra SIII40h
Réf. 530342h
Water Resistance
Hydra SIII200m
Réf. 5303300m
MSRP
Hydra SIII$699
Réf. 5303$1,857

Full specifications

Case

4 specs
Category
Diver
Thickness
12.2mm
Lug-to-Lug
46.5mm
Water Resistance
200m
300m

Crystal & Dial

1 specs
Dial Color
Blue

Movement

2 specs
Caliber
Soprod M100
Power Reserve
40h
42h

Pricing

1 specs
MSRP
$699
$1,857
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