Side by side

Lum-Tec EclipsevsSeiko Prospex Sea

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

Eclipse
Lum-TecEclipse
MSRP $695
Prospex Sea
SeikoProspex Sea
MSRP $595

At a glance

14 of 29 specs differ
Diameter
Eclipse42mm
Prospex Sea41.7mm
Power Reserve
Eclipse40h
Prospex Sea41h
Water Resistance
Eclipse101m
Prospex Sea200m
MSRP
Eclipse$695
Prospex Sea$595

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
42mm
41.7mm
Thickness
12.3mm
Lug-to-Lug
49.5mm
Lug Width
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
101m
200m

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
E6
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
4R35
Power Reserve
40h
41h
Jewels
25
23

Pricing

1 specs
MSRP
$695
$595

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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.

Lum-Tec Eclipse

Owners widely praise the Lum-Tec Eclipse for its comfortable, slim profile and thin wearability, with specific commendations for its beautiful dial, good readability, and bracelet design. The knurling on the crown is also noted as a positive feature. Some owners express concern over the 42mm case size and find the dial's font and indices unappealing, though others appreciate the deep-dish slant. One owner notes a slight gap where the lugs meet the bracelet. The Lum-Tec Eclipse e3 variant features a Miyota 9039 movement, a solid bracelet, a sunburst dial, and exceptionally bright lume. Overall, owners rate the Lum-Tec Eclipse highly for its slim design and attractive dial at its price point.

Seiko Prospex Sea

Owners and reviewers widely praise the Seiko Prospex Sea for its excellent value, robust build, and superior lume, with many noting its comfortable wearability and faithful design recreations. Some owners report the watch can feel big, thick, and heavy on smaller wrists, while others find the sizing perfect. The bezel action is frequently highlighted as smooth and precise, often exceeding that of less expensive models. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its impressive finishing and value proposition.

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