Side by side

Marloe Watch Company Motorsport 105vsSeiko Prospex Sea

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

Motorsport 105
Marloe Watch CompanyMotorsport 105
MSRP $380
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

13 of 29 specs differ
Diameter
Motorsport 10541mm
Prospex Sea43.8mm
Power Reserve
Motorsport 10540h
Prospex Sea41h
Water Resistance
Motorsport 105100m
Prospex Sea200m
MSRP
Motorsport 105$380
Prospex Sea$625

Full specifications

Case

6 specs
Category
Sport
Diver
Diameter
41mm
43.8mm
Thickness
11.1mm
12.8mm
Lug-to-Lug
48.7mm
Lug Width
20mm
22mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Black
Lume
Natulite
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 8N24
4R35
Power Reserve
40h
41h
Jewels
21
23

Pricing

1 specs
MSRP
$380
$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.

Marloe Watch Company Motorsport 105

Owners widely praise the Marloe Watch Company Motorsport 105 for its creative dial design, good contrast, and British Racing Green color, with some finding it wears smaller than its 41mm size. One owner appreciates its lack of a date window and comfortable wear on a 6.5” wrist. However, some users note Marloe's 20mm lug width can make models appear top-heavy, and a significant price increase has been observed across the brand's offerings. Overall, owners rate the Marloe Watch Company Motorsport 105 highly for its distinctive dial design and comfortable wearability.

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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