Side by side

Seiko Prospex Sea 1965 Heritage Diver's WatchvsTudor Black Bay 58 925

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

Black Bay 58 925
TudorBlack Bay 58 925
MSRP $5,600

At a glance

18 of 29 specs differ
Diameter
Prospex Sea 1965 Heritage Diver's Watch40mm
Black Bay 58 92539mm
Power Reserve
Prospex Sea 1965 Heritage Diver's Watch72h
Black Bay 58 92570h
Water Resistance
Prospex Sea 1965 Heritage Diver's Watch300m
Black Bay 58 925200m
MSRP
Prospex Sea 1965 Heritage Diver's Watch$1,300
Black Bay 58 925$5,600

Full specifications

Case

6 specs
Diameter
40mm
39mm
Thickness
13mm
12.7mm
Lug-to-Lug
46.4mm
46mm
Finish
Brushed and polished
Satin
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

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

Movement

6 specs
Caliber
6R55
MT5400
Beat Rate
28,800 vph
0 vph
Power Reserve
72h
70h
Jewels
24
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$1,300
$5,600

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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 1965 Heritage Diver's Watch

The Seiko Prospex Sea 1965 Heritage Diver's Watch is praised for its refined engineering and updated features, including a 300m water resistance and a 72-hour power reserve from the Caliber 6R55 movement in a 40mm case. Owners note its better build quality and interesting finishing with a mix of polished and brushed surfaces. The "Tranquil Teal" variant features a jewel-toned dial with a rippling-water pattern. However, some owners consider the price too high, and concerns exist regarding the accuracy of the 6R movements, with some reporting theirs run slow. One review notes a reflective dial that impacts legibility. On balance, owners and reviewers appreciate the Seiko Prospex Sea 1965 Heritage Diver's Watch for its refined design and improved specifications over previous generations, despite some reservations about movement accuracy and price.

Tudor Black Bay 58 925

The Tudor Black Bay 58 925 is praised for its unique taupe dial and bezel, and COSC-certified movement. Owners widely report the silver case scratches and dings more easily than steel, and some experience tarnishing despite anti-tarnishing claims, though it can be cleaned with an eraser or silver cloth. While some find the leather strap uncomfortable due to weight imbalance, others consider it suitable. The dial can appear washed out in certain lighting, and one owner notes the long springbar can scratch the case if it pops out. On balance, owners and reviewers appreciate the Tudor Black Bay 58 925 for its unique silver case and taupe dial, despite concerns about scratching and tarnishing.

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