Side by side

Phoibos ApollovsSeiko Monster

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

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

Some links are affiliate links — lug2lug may earn a commission at no extra cost to you. Disclosures

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Phoibos Apollo

The Phoibos Apollo is widely praised for its unique design, outstanding lume, and lightweight titanium build, with owners highlighting its comfortable 41mm wearability and value powered by a Miyota 9015 movement. Some find the "rocket" hand design hinders quick time-telling, and the bracelet does not taper. A few owners consider its price point high relative to other titanium and bronze offerings. Overall, owners rate the Phoibos Apollo highly for its distinctive aesthetic and excellent lume at the price.

From video reviewers

The vibrant blue dial is a standout feature. The original spring bars were too close to the titanium case, preventing strap changes, but Phoibos will now include curved spring bars.

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.

At a glance

11 of 29 specs differ
Diameter
Apollo39mm
Monster42.4mm
Power Reserve
Apollo
Monster41h
Water Resistance
Apollo200m
Monster200m
MSRP
Apollo$460
Monster$550

Full specifications

Case

3 specs
Diameter
39mm
42.4mm
Thickness
11mm
13.4mm
Lug-to-Lug
46mm
49.4mm

Crystal & Dial

4 specs
Crystal
Sapphire
Hardlex
AR Coating
Yes
Dial Color
Blue
Lume
Super-LumiNova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9015
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$460
$550
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Phoibos Apollo vs Seiko Monster gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.