Side by side

Lorier Hydra SIIIvsUndone Aero Commando

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

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.

From video reviewers

The watch is praised for its vintage-inspired design and competitive pricing. Reviewers noted the attractive dial and hands. No shared weakness was identified.

Undone Aero Commando

The Undone Aero Commando earns consistent praise for its vintage aviator aesthetic and finishing quality at its price point. Reviewers highlight the fashionable P.V.H. Weems-inspired design, the distinctive rotating bezel with 60-second scale and screw-down lock, the chamfered lugs with sharp finishing, and the super-domed polycarbonate crystal that delivers an attractive retro look—though polycarbonate scratches more easily than mineral glass. The comfortable Italian leather strap and well-proportioned case shape drew extended wear approval from one reviewer, who found no faults across weeks of use. The Cordura strap variant is noted as initially stiff, and the Lexan crystal can reflect light. Priced at $365 USD (€354), it pairs the Seiko NH35 automatic movement with 100m water resistance and quick-release spring bars. Overall, reviewers rate the Aero Commando highly for its thoughtful vintage design execution and case finishing quality relative to its cost.

At a glance

11 of 29 specs differ
Diameter
Hydra SIII39mm
Aero Commando40mm
Power Reserve
Hydra SIII
Aero Commando
Water Resistance
Hydra SIII200m
Aero Commando100m
MSRP
Hydra SIII$699
Aero Commando$365

Full specifications

Case

6 specs
Category
Diver
Diameter
39mm
40mm
Thickness
0mm
Lug-to-Lug
0mm
Lug Width
20mm
0mm
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Dial Color
Blue

Movement

2 specs
Caliber
Seiko NH35
Power Reserve
0h

Pricing

1 specs
MSRP
$699
$365
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