Side by side

Lorier Hydra SIIIvsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

Hydra SIII
LorierHydra SIII
MSRP $699

At a glance

13 of 29 specs differ
Diameter
Hydra SIII39mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
Hydra SIII40h
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
Hydra SIII200m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
Hydra SIII$699
Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

5 specs
Category
Diver
Chronograph
Diameter
39mm
42mm
Thickness
14.6mm
Lug-to-Lug
49.5mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
8R48
Power Reserve
40h
45h
Jewels
25
34

Pricing

1 specs
MSRP
$699
$2,500

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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.

Seiko Prospex SPEEDTIMER Mechanical Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design with a clean, balanced dial and an external tachymeter bezel. Reviewers highlight the upgraded case and bracelet, noting improved comfort and good value for a well-designed chronograph with an in-house movement. The caliber 8R48 movement features a vertical clutch and column wheel with MEMS technology for durability and precision. Points to consider include the 4:30 date window and a 14.6mm thickness, while the 45-hour power reserve is noted as an area for potential improvement. On balance, reviewers find the Seiko Prospex SPEEDTIMER Mechanical Chronograph to be a solid offering with good value, particularly for its design and in-house movement.

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