Side by side

Seiko Prospex SeavsZelos Skyraider 40 Skeleton

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

Prospex Sea
SeikoProspex Sea
MSRP $900
Skyraider 40 Skeleton
ZelosSkyraider 40 Skeleton
MSRP $1,999

At a glance

15 of 29 specs differ
Diameter
Prospex Sea41mm
Skyraider 40 Skeleton40mm
Power Reserve
Prospex Sea70h
Skyraider 40 Skeleton40h
Water Resistance
Prospex Sea200m
Skyraider 40 Skeleton50m
MSRP
Prospex Sea$900
Skyraider 40 Skeleton$1,999

Full specifications

Case

6 specs
Category
Diver
Skeleton
Diameter
41mm
40mm
Thickness
12.3mm
8.2mm
Lug-to-Lug
46.9mm
40mm
Material
Stainless Steel
Titanium
Water Resistance
200m
50m

Crystal & Dial

4 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Ti Damascus LE
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

4 specs
Caliber
6R35
Swiss Skeletonised Marvin 700
Type
Automatic
Manual
Power Reserve
70h
40h
Jewels
24
25

Pricing

1 specs
MSRP
$900
$1,999

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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 lume, robust build, and value, with many highlighting the comfortable 4 o'clock crown and reliable movements. Reviewers note impressive case finishing and attractive dials, with specific models lauded for their gradient blue designs and smooth bezel actions. Accuracy figures vary, with one owner reporting +9 seconds/day after demagnetization, while others find the watches to be good first "proper" watches. Some owners find the stock rubber straps uncomfortable or the overall size substantial on smaller wrists. On balance, owners and reviewers rate the Seiko Prospex Sea highly for its combination of strong dive watch functionality and appealing design at its price point.

Zelos Skyraider 40 Skeleton

The Zelos Skyraider 40 Skeleton is noted for its skeletonized dial and the use of BGW9 and C3 Super-LumiNova for legibility. It is powered by a manual-wind ETA 6498 movement, offering a 44-hour power reserve. On balance, the Zelos Skyraider 40 Skeleton is seen as a cool-looking option, though availability is a factor.

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