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Gravithin FOCUSCOPE - BLUE COSMOvsSeiko Monster

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

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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.

Gravithin FOCUSCOPE - BLUE COSMO

The Gravithin FOCUSCOPE - BLUE COSMO is widely praised for its dynamic, multi-layered meteorite dial, with some owners appreciating the red accents and others finding the design somewhat confused. Reviewers note the Miyota 9039 automatic movement as a reliable choice, and the 40mm case size with semi-buried strap is well-received for wearability. Accuracy is reported by one source as -10/+30 seconds per day, with a 42-hour power reserve. On balance, owners and reviewers rate the Gravithin FOCUSCOPE - BLUE COSMO highly for its attractive and creative meteorite dial at its price point.

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

12 of 29 specs differ
Diameter
FOCUSCOPE - BLUE COSMO40mm
Monster42.4mm
Power Reserve
FOCUSCOPE - BLUE COSMO42h
Monster41h
Water Resistance
FOCUSCOPE - BLUE COSMO100m
Monster200m
MSRP
FOCUSCOPE - BLUE COSMO$579
Monster$550

Full specifications

Case

6 specs
Category
Diver
Diameter
40mm
42.4mm
Thickness
11.2mm
13.4mm
Lug-to-Lug
37mm
49.4mm
Lug Width
0mm
20mm
Water Resistance
100m
200m

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
super luminova
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
Seiko 4R36
Power Reserve
42h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$579
$550
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