Side by side

Seiko MonstervsZelos Blacktip 200m GMT

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

Monster
SeikoMonster
MSRP $550
Blacktip 200m GMT
ZelosBlacktip 200m GMT
MSRP $499

At a glance

12 of 29 specs differ
Diameter
Monster42.4mm
Blacktip 200m GMT41mm
Power Reserve
Monster41h
Blacktip 200m GMT40h
Water Resistance
Monster200m
Blacktip 200m GMT200m
MSRP
Monster$550
Blacktip 200m GMT$499

Full specifications

Case

5 specs
Category
Diver
GMT
Diameter
42.4mm
41mm
Thickness
13.4mm
13mm
Lug-to-Lug
49.4mm
41mm
Material
Stainless Steel
316L Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
4R36
Seiko NH34 GMT
Power Reserve
41h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$550
$499

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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.

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.

Zelos Blacktip 200m GMT

Owners widely praise the Zelos Blacktip 200m GMT's solid bracelet construction and excellent bezel action. The watch has sold out quickly, indicating strong demand. Overall, owners rate the Zelos Blacktip 200m GMT highly for its robust build and desirable availability.

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