Side by side

Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's WatchvsTudor Pelagos

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

Pelagos
TudorPelagos
MSRP $6,025

At a glance

14 of 29 specs differ
Diameter
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch39.5mm
Pelagos40mm
Power Reserve
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch45h
Pelagos70h
Water Resistance
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch200m
Pelagos500m
MSRP
Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch$2,800
Pelagos$6,025

Full specifications

Case

7 specs
Diameter
39.5mm
40mm
Thickness
12.3mm
14.3mm
Lug-to-Lug
47.2mm
46mm
Lug Width
20mm
22mm
Material
Stainless Steel
Titanium
Finish
Brushed and polished
Satin
Water Resistance
200m
500m

Crystal & Dial

3 specs
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands, index(es) and bezel
None

Movement

3 specs
Caliber
6L37
MT5612
Power Reserve
45h
70h
Jewels
26
25

Pricing

1 specs
MSRP
$2,800
$6,025

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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 Marinemaster Marinemaster 1965 Heritage Diver's Watch

The Seiko Prospex Marinemaster 1965 Heritage Diver's Watch is praised for its faithful re-creation of the 62MAS design, with reviewers noting improved wearability due to smaller case sizes (38mm to 40mm) and updated bracelets. Specific models feature a stainless steel case with super-hard coating, ceramic bezel, and a tool-free extension system on the bracelet. Accuracy figures vary, with one model rated at -5/+10 seconds per day and another at -10/+15 seconds per day, powered by movements like the Caliber 8L45 or 6L37 offering 72-hour or 46-hour power reserves respectively. Some reviewers point out drawbacks such as an unsigned winding crown, a lack of tool-free micro-adjust on the clasp for certain models, and a secondary GMT function on one variant. The price point, ranging from $2,800 to $3,600, is considered high by some, especially when compared to other Seiko or Grand Seiko offerings.

Tudor Pelagos

Owners widely praise the Tudor Pelagos for its robust tool-watch aesthetic, titanium case that offers a light and balanced feel, and excellent value. Reviewers highlight its 1000 meters of water resistance, METAS-certified movement with a 70-hour power reserve, and the fully lumed dial and bezel. The 60-click bezel action is described as lovely, and the self-adjusting clasp provides useful micro-adjustment. Some owners note that the sharp finishing, particularly on the bracelet, can feel cold. Overall, owners and reviewers rate the Tudor Pelagos highly for its exceptional value and robust dive watch specifications.

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