Which is cheaper, the Lorier Hyperion SII Skyward or the Grand Seiko SBGX355?

At MSRP the Lorier Hyperion SII Skyward is the cheaper of the two at $599, against $4,100 for the Grand Seiko SBGX355 — a $3,501 gap before any retailer discounting.

Which is bigger, the Lorier Hyperion SII Skyward or the Grand Seiko SBGX355?

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

Which has better water resistance, the Lorier Hyperion SII Skyward or the Grand Seiko SBGX355?

The Lorier Hyperion SII Skyward is rated to 200m versus 100m for the Grand Seiko SBGX355.

What movement does the Lorier Hyperion SII Skyward run compared to the Grand Seiko SBGX355?

The Lorier Hyperion SII Skyward runs a automatic caliber, while the Grand Seiko SBGX355 runs a quartz (9F62).

Side by side

Lorier Hyperion SII SkywardvsGrand Seiko SBGX355

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

Lorier Hyperion SII Skyward

hyperion-sii-skyward

MSRP $599

Grand Seiko SBGX355

sbgx355g

MSRP $4,100

At a glance

12 of 29 specs differ

Diameter

Hyperion SII Skyward39mm

SBGX35537mm

Power Reserve

Hyperion SII Skyward40h

SBGX35540h

Water Resistance

Hyperion SII Skyward200m

SBGX355100m

MSRP

Hyperion SII Skyward$599

SBGX355$4,100

Full specifications

Case

7 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

Skyward

Black

Movement

2 specs

Caliber

—

9F62

Type

Automatic

Quartz

Pricing

1 specs

MSRP

$599

$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 Hyperion SII Skyward

Owners widely praise the Lorier Hyperion SII Skyward for its comfortable, thin, and light wearability, with one owner noting a perfect case width and another highlighting its 10.7mm thickness. The bi-directional GMT bezel is described as decent for its price, and the movement is considered fine and accurate, making it a low-key travel watch. The bracelet is also noted as well-made and finished for the price. On balance, owners rate the Lorier Hyperion SII Skyward highly for its comfortable wearability and value as a mechanical GMT.

Reddit·7

Grand Seiko SBGX355

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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