Side by side

Baltic MR RoulettevsSeiko Prospex Sea

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

What people say

Owners + reviewers, side by side

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

Baltic MR Roulette

The Baltic MR Roulette is praised for its vintage-inspired roulette dial with multi-sector, multi-layer, and asymmetrical design, and faceted dauphine hands. Reviewers highlight the dial's depth created by contrasting textures like circular brushing and glossy or grained sectors, and the 36mm case's vertical bezel brushing and polished lugs. The watch uses a Hangzhou micro-rotor movement. However, reviewers note the micro-rotor movement can feel rattly and loose, producing a jangly sound when tapped. On balance, reviewers appreciate the Baltic MR Roulette's distinctive dial design and vintage aesthetic, despite the noted movement characteristics.

From video reviewers

The MR Roulette's excellent finishing, particularly on the case and the bezel, is a notable strength. The bracelet's noise when moved around is a shared weakness. Reviewers do not explicitly disagree on any specific point.

Seiko Prospex Sea

Seiko Prospex Sea models are widely praised for their excellent build quality, value for money, and comfortable wearability, with many appreciating the vintage-inspired designs and robust construction. Owners note the silicone straps are surprisingly comfortable and well-finished, and the Lumibrite lume is excellent. However, some find the 44.3mm size and thickness too large for smaller wrists, though others report the sizing as perfect. The 6R15 movement in some variants offers accuracy around +4 seconds per day with a 50-hour power reserve, while newer movements offer more. Some models are criticized for a bracelet width not matching the case size or a rudimentary clasp for their price point. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its impressive case work and finishing at its price point.

At a glance

13 of 29 specs differ
Diameter
MR Roulette36mm
Prospex Sea41.3mm
Power Reserve
MR Roulette42h
Prospex Sea72h
Water Resistance
MR Roulette30m
Prospex Sea300m
MSRP
MR Roulette$545
Prospex Sea$1,100

Full specifications

Case

5 specs
Category
Dress
Diver
Diameter
36mm
41.3mm
Thickness
9mm
12.5mm
Lug-to-Lug
44mm
48.2mm
Water Resistance
30m
300m

Crystal & Dial

4 specs
Crystal
Hesalite
Sapphire
AR Coating
Anti-reflective coating on inner surface
Dial Color
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Hangzhou 5000A
Seiko 6R55
Power Reserve
42h
72h
Jewels
0
24

Pricing

1 specs
MSRP
$545
$1,100
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