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

Модстер

Prospex Sea
Diameter
40.5mm
41.3mm
Lug-to-Lug
47mm
lowest
48.2mm
Thickness
13.1mm
12.5mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
42h
72h
highest
MSRP
n/a
$1,100
Movement
Miyota 82S0
Seiko 6R55
Case
5 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners praise the Buyalov Модстер for its attractive no-date dial and sapphire crystal, with some noting good case finishing and unique designs. Accuracy varies, with one owner reporting +17 sec/day and another noting a Miyota 9039 movement. Some find the dial logo distracting and question the "homage" nature and Asian manufacturing, while payment and shipping issues are noted barriers to purchase. Some owners find the watch too massive, though others appreciate its original, rugged design. Overall, owners rate the Buyalov Модстер highly for its attractive design and sapphire crystal at a significantly lower price point than the original.
Owners and reviewers widely praise the Seiko Prospex Sea for its robust build quality and fair price, with many noting its comfortable silicone strap. Some owners find the watch's size, thickness, and weight to be uncomfortable for smaller wrists, while others consider the size perfect. The consensus is that the Seiko Prospex Sea offers excellent value and build quality for its price.
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