Side by side

Seiko Prospex SeavsLum-Tec Solar Marine

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

Prospex Sea
SeikoProspex Sea
Solar Marine
Lum-TecSolar Marine
MSRP $463

At a glance

11 of 29 specs differ
Diameter
Prospex Sea42mm
Solar Marine39mm
Power Reserve
Prospex Sea72h
Solar Marine40h
Water Resistance
Prospex Sea300m
Solar Marine300m
MSRP
Prospex Sea
Solar Marine$463

Full specifications

Case

4 specs
Diameter
42mm
39mm
Thickness
13.3mm
10.7mm
Lug-to-Lug
48.6mm
43.5mm
Material
Stainless Steel
316L Stainless Steel (DLC coated)

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Steel
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
6R54
Power Reserve
72h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$463

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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.

Seiko Prospex Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, solid build, and comfortable wearability, with specific mentions of its matte black dial, excellent lume, and cushion case that wears smaller than its dimensions suggest. The 4R36 movement is noted for hacking and hand-winding capabilities, and the bezel action is described as smooth and precise. Some owners find the watch to be a legitimate tool with a fair price, while others describe it as big, thick, and heavy, uncomfortable for smaller wrists, though this is subjective as one owner found the size perfect. The solar quartz movement is also highlighted as a collection-worthy feature. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional value and comfortable, classic design.

Lum-Tec Solar Marine

Lum-Tec Solar Marine owners praise its all-black diver design, excellent lume, and rugged, tank-like build. One owner finds it a perfect fit for a 7-inch wrist and the most frequently worn watch despite its smaller size. However, one owner cautions that the PVD coating will wear and chip within a year, impacting its appearance, and another finds the price high for a solar quartz watch with added lume. On balance, owners rate the Lum-Tec Solar Marine highly for its robust design and excellent lume, despite concerns about PVD durability and value proposition.

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