Side by side

Lorier Hyperion SIIvsSeiko Astron GPS Solar 2025 Limited Edition

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

Hyperion SII
LorierHyperion SII
MSRP $699
Astron GPS Solar 2025 Limited Edition
SeikoAstron GPS Solar 2025 Limited Edition
MSRP $2,900

At a glance

15 of 29 specs differ
Diameter
Hyperion SII39mm
Astron GPS Solar 2025 Limited Edition43.4mm
Power Reserve
Hyperion SII40h
Astron GPS Solar 2025 Limited Edition40h
Water Resistance
Hyperion SII200m
Astron GPS Solar 2025 Limited Edition100m
MSRP
Hyperion SII$699
Astron GPS Solar 2025 Limited Edition$2,900

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
39mm
43.4mm
Thickness
13.4mm
Lug-to-Lug
49.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium
Water Resistance
200m
100m

Crystal & Dial

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

Movement

3 specs
Caliber
5X83
Type
Automatic
Quartz
Jewels
25
14

Pricing

1 specs
MSRP
$699
$2,900

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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

Owners widely praise the Lorier Hyperion SII for its vintage aesthetic, glossy black dial, and tasteful text. One owner notes the Miyota 9075 movement and calls it the best GMT under $800. Criticisms include a small GMT hand that is difficult to spot, and one user found the winding action not smooth with significant crown resistance. Overall, owners rate the Lorier Hyperion SII highly for its vintage aesthetic and value.

Seiko Astron GPS Solar 2025 Limited Edition

The Seiko Astron GPS Solar 2025 Limited Edition is lauded for its advanced satellite timekeeping and perpetual calendar functionality, offering global time and location updates via GPS signals. Owners appreciate its well-built titanium or steel case, often featuring a ceramic bezel, and the unique asymmetrical design inspired by the 1983 Seiko 7A28 6000. However, its substantial 47mm size and 16.5mm thickness are frequently noted as drawbacks, with some finding it wears large and is difficult to fit under shirt sleeves. The perpetual calendar is limited to displaying only the date, and GPS signal reception requires a clear view of the sky, posing challenges indoors. The watch is priced around $2,900 and is limited to 3,000 pieces. Overall, owners and reviewers value the Seiko Astron GPS Solar 2025 Limited Edition for its cutting-edge technology and distinctive design, despite its considerable dimensions.

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