Which is cheaper, the Lorier Hydra SIII or the Grand Seiko SBGX355?

At MSRP the Lorier Hydra SIII is the cheaper of the two at $699, against $4,100 for the Grand Seiko SBGX355 — a $3,401 gap before any retailer discounting.

Which is bigger, the Lorier Hydra SIII or the Grand Seiko SBGX355?

The Lorier Hydra SIII wears larger at 39mm versus 37mm for the Grand Seiko SBGX355 — a 2mm difference across the dial.

Which has better water resistance, the Lorier Hydra SIII or the Grand Seiko SBGX355?

The Lorier Hydra SIII is rated to 200m versus 100m for the Grand Seiko SBGX355.

What movement does the Lorier Hydra SIII run compared to the Grand Seiko SBGX355?

The Lorier Hydra SIII runs a automatic caliber, while the Grand Seiko SBGX355 runs a quartz (9F62).

Side by side

Lorier Hydra SIIIvsGrand Seiko SBGX355

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

Lorier Hydra SIII

hydra-siii

MSRP $699

Grand Seiko SBGX355

sbgx355g

MSRP $4,100

At a glance

12 of 29 specs differ

Diameter

Hydra SIII39mm

SBGX35537mm

Power Reserve

Hydra SIII40h

SBGX35540h

Water Resistance

Hydra SIII200m

SBGX355100m

MSRP

Hydra SIII$699

SBGX355$4,100

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

Blue

Black

Movement

2 specs

Caliber

—

9F62

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$699

$4,100

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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.

The Grand Seiko SBGX355 is widely praised for its beautiful dial, excellent finishing, and perfect 37mm size. Owners report unparalleled accuracy from the 9F62 quartz movement, rated to within 10 seconds per year. The high-intensity titanium case and 100m water resistance are noted features. Some consider the SBGX355 a "baby Snowflake" and a more accessible alternative to other models. Overall, owners and reviewers rate the Grand Seiko SBGX355 highly for its iconic Snowflake dial and exceptional quartz accuracy in a wearable 37mm case.

From video reviewers

The titanium case finishing is a significant strength. The deployant clasp is noted as prone to rattle. Reviewers disagree on the ideal case size for everyday wear.

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