Side by side

Seiko Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited EditionvsTudor Pelagos Ultra

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

Pelagos Ultra
TudorPelagos Ultra
MSRP $6,900

At a glance

17 of 29 specs differ
Diameter
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition45.4mm
Pelagos Ultra40mm
Power Reserve
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition72h
Pelagos Ultra65h
Water Resistance
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition600m
Pelagos Ultra1,000m
MSRP
Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition$4,600
Pelagos Ultra$6,900

Full specifications

Case

6 specs
Diameter
45.4mm
40mm
Thickness
16mm
14.5mm
Lug-to-Lug
50.4mm
46mm
Finish
Brushed and polished
Satin
Water Resistance
600m
1000m
Caseback
Solid
Solid screw-down

Crystal & Dial

4 specs
Crystal Shape
Curved
AR Coating
Anti-reflective coating on inner surface
Indices
Applied
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

6 specs
Caliber
8L45
MT5612-U
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
65h
Jewels
35
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$4,600
$6,900

Follow this matchup

Get a note when Seiko Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition vs Tudor Pelagos Ultra gets more votes, a community discussion, or a price drop. No account needed.

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 Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition

Owners widely praise the Prospex Marinemaster Seiko Diver’s Watch 60th Anniversary Limited Edition's titanium monobloc case construction and the dial's blue gradient finish. Some owners find the 45.4mm diameter and 16mm thickness too large, noting a poor dial-to-bezel ratio and excessive text on the dial. The 8L45 movement offers a 72-hour power reserve, with reported accuracy ranging from +10/-5 seconds per day to +25/-15 seconds per day. On balance, owners appreciate the watch's tool watch vibe and unique dial construction, despite some reservations about its size and price.

Tudor Pelagos Ultra

The Tudor Pelagos Ultra is praised for its 1000 meters of water resistance, METAS-certified Calibre MT5612-U movement, and fully lumed dial and bezel. Reviewers highlight its titanium case and self-adjusting clasp as key features. The Tudor Pelagos Ultra is slightly larger at 43mm than some other models in the line but wears comfortably. Overall, owners and reviewers rate the Tudor Pelagos Ultra highly for its technical specifications and comfortable wearability as a flagship dive watch.

From video reviewers

The Tudor Pelagos Ultra's all-titanium construction provides a lightweight and durable case. One weakness is the lack of lume brightness. Reviewers disagree on whether the helium release valve is a notable feature or a drawback for a more streamlined design.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.