Seiko Monster Automatic 200MvsSquale 1521

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures

Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko Monster Automatic 200M at true scale

Monster Automatic 200M

Squale 1521 at true scale

1521

Diameter

42mm

42mm

Thickness

n/a

12.5mm

Water Resistance

200m

500m

highest

Power Reserve

41h

highest

38h

MSRP

n/a

$1,265

Movement

Seiko 4R36

Sellita SW200-1

Case

6 specs
Thickness
n/a
12.5mm
Lug Width
n/a
20mm
Material
Stainless Steel
Steel
Finish
Brushed and Polished
n/a
Water Resistance
200m
500m
Caseback
Solid
n/a

Crystal & Dial

4 specs
Crystal
Hardlex
Sapphire
Crystal Shape
Flat
n/a
Dial Color
Orange
n/a
Indices
Applied
n/a

Movement

4 specs
Caliber
Seiko 4R36
Sellita SW200-1
Beat Rate
21,600 vph
0 vph
Power Reserve
41h
38h
Jewels
24
0

Pricing

1 specs
MSRP
n/a
$1,265
Keep your wishlist and collection together in the appExplore the app

Reviews

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

Seiko Monster Automatic 200M

Owners widely praise the Seiko Monster Automatic 200M for its excellent Lumibrite, reliable performance, and comfortable wearability, with many considering it a bargain. Reviewers and owners alike highlight the watch's robust build and iconic design elements, such as the distinctive bezel grip. Some owners note the rubber strap can be stiff or long, and one owner reported minor time adjustments every few weeks over a decade of daily wear. Overall, owners and reviewers rate the Seiko Monster Automatic 200M highly for its exceptional value and enduring appeal.

Squale 1521

Owners widely praise the Squale 1521 for its classic look and robust build, with specific mentions of its wearable 12.5mm thickness and refined case finishing. The 42mm case is noted by some to wear smaller, closer to 40mm, due to short lugs, feeling solid without being too large. However, opinions on the bracelet vary, with some finding it too flashy or stiff, and one owner reported moisture ingress after a shower due to a loose case back. The crown can be difficult to operate due to deep integration, and the 38-hour power reserve is considered old-school but reliable. Overall, owners rate the Squale 1521 highly for its classic design and wearability, despite some reservations about the bracelet and crown.