Side by side

Lorier Hyperion SIIvsSeiko Monster

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

Hyperion SII
LorierHyperion SII
MSRP $699
Monster
SeikoMonster
MSRP $550

At a glance

11 of 29 specs differ
Diameter
Hyperion SII39mm
Monster42.4mm
Power Reserve
Hyperion SII40h
Monster41h
Water Resistance
Hyperion SII200m
Monster200m
MSRP
Hyperion SII$699
Monster$550

Full specifications

Case

4 specs
Category
GMT
Diver
Diameter
39mm
42.4mm
Thickness
13.4mm
Lug-to-Lug
49.4mm

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Blue
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$699
$550

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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 Monster

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many noting its comfortable wearability. Reviewers consistently highlight its impressive finishing and classic dive watch design, often comparing it favorably to older models. Some owners find the size substantial, with one noting it as big, thick, and heavy on a 6.5-inch wrist, while others find it perfect. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and robust, classic dive watch design.

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