Side by side

Baltic MR RoulettevsSeiko Prospex Sea

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

MR Roulette
BalticMR Roulette
MSRP $545
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

13 of 29 specs differ
Diameter
MR Roulette36mm
Prospex Sea43.8mm
Power Reserve
MR Roulette42h
Prospex Sea41h
Water Resistance
MR Roulette30m
Prospex Sea200m
MSRP
MR Roulette$545
Prospex Sea$625

Full specifications

Case

6 specs
Category
Dress
Diver
Diameter
36mm
43.8mm
Thickness
9mm
12.8mm
Lug-to-Lug
44mm
48.7mm
Lug Width
20mm
22mm
Water Resistance
30m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Hangzhou CAL5000a Micro-rotor
4R35
Power Reserve
42h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$545
$625

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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.

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

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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