Side by side

Lum-Tec EclipsevsSeiko Prospex Sea The Black Series

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

Eclipse
Lum-TecEclipse
MSRP $695
Prospex Sea The Black Series
SeikoProspex Sea The Black Series
MSRP $765

At a glance

14 of 29 specs differ
Diameter
Eclipse42mm
Prospex Sea The Black Series45mm
Power Reserve
Eclipse40h
Prospex Sea The Black Series41h
Water Resistance
Eclipse101m
Prospex Sea The Black Series200m
MSRP
Eclipse$695
Prospex Sea The Black Series$765

Full specifications

Case

7 specs
Category
Sport
Diver
Diameter
42mm
45mm
Thickness
13.2mm
Lug-to-Lug
47.7mm
Lug Width
22mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
101m
200m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
E6
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Miyota 9039
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$695
$765

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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 The Black Series

The Seiko Prospex Sea The Black Series is widely praised for its impressive value and compelling design elements. Reviewers highlight the SLA073's cave-diving-inspired dial, high-quality bracelet, and the robust 8L35 movement, calling it a standout release. The SRPE33 and SRPE39 models are noted for their attractive price, manta ray decorated dials, and excellent LumiBrite lume, though bezel alignment can be inconsistent. The SNJ029 is celebrated for its dynamic, colorful aesthetic, solar charging, and comfortable strap, making it ideal for outdoor adventures. Overall, the consensus is that Seiko Prospex Sea The Black Series models offer excellent value, with specific models lauded for their unique dials, quality finishing, and practical features like solar charging.

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