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.

Buyalov Модстер at true scale

Модстер

Seiko Prospex Sea at true scale

Prospex Sea

Diameter

40.5mm

41.7mm

Lug-to-Lug

47mm

lowest

49.5mm

Thickness

13.1mm

12.3mm

lowest

Water Resistance

200m

200m

Power Reserve

42h

highest

41h

MSRP

n/a

$595

Movement

Miyota 82S0

Seiko 4R35

Case

4 specs
Diameter
40.5mm
41.7mm
Thickness
13.05mm
12.3mm
Lug-to-Lug
47mm
49.5mm
Lug Width
22mm
20mm

Crystal & Dial

2 specs
Crystal
Sapphire
Hardlex
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 82S0
Seiko 4R35
Power Reserve
42h
41h
Jewels
0
23

Pricing

1 specs
MSRP
n/a
$595
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Reviews

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

Buyalov Модстер

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.

Seiko Prospex Sea

Owners widely report the Seiko Prospex Sea is a well-built watch at a fair price, with some finding its 41.7mm case size perfect while others with smaller wrists consider it big, thick, and heavy. Reviewers consistently praise the excellent lume and robust design. One owner notes the bezel action is smoother and more precise than some other Seiko divers. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its value and proven design.