Breitling Superocean Heritage Automatic 36vsSeiko Prospex Marinemaster 1965 Heritage Diver's Watch

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Breitling Superocean Heritage Automatic 36 at true scale

Superocean Heritage Automatic 36

Seiko Prospex Marinemaster 1965 Heritage Diver's Watch at true scale

Prospex Marinemaster 1965 Heritage Diver's Watch

Diameter

36mm

39.5mm

Lug-to-Lug

n/a

47.2mm

Thickness

10.4mm

lowest

12.3mm

Water Resistance

200m

200m

Power Reserve

42h

45h

highest

MSRP

$5,500

$2,800

lowest

Movement

Breitling 10

Seiko 6L37

Case

5 specs
Diameter
36mm
39.5mm
Thickness
10.42mm
12.3mm
Lug-to-Lug
n/a
47.2mm
Lug Width
n/a
20mm
Finish
Stainless steel
n/a

Crystal & Dial

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

Movement

5 specs
Caliber
Breitling 10
Seiko 6L37
Power Reserve
42h
45h
Jewels
0
26
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$5,500
$2,800
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Breitling Superocean Heritage Automatic 36

The Breitling Superocean Heritage Automatic 36 is praised for its refined, thinner case and ergonomic proportions, with sharply downturned lugs for a comfortable fit. Owners widely appreciate the midsize appeal and vintage-inspired design, noting the watch is a quality piece that garners compliments. Some owners find it paradoxically heavy yet comfortable, with the mesh bracelet providing a pleasant feel. Accuracy is generally good, with one owner reporting it typically runs within 2 seconds per day. However, reviewers note that limited color options and a white ceramic bezel with low-contrast markings hinder versatility and legibility. The watch uses the Breitling Calibre 10 automatic movement with a 42-hour power reserve. Overall, owners and reviewers rate the Breitling Superocean Heritage Automatic 36 highly for its comfortable wearability and refined vintage-inspired design.

Seiko Prospex Marinemaster 1965 Heritage Diver's Watch

The Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch is praised for its modern execution of a classic design, with reviewers noting the appealing 39.5mm case size and updated bracelet that improve wearability. Some reviewers mention the 6L37 movement has a 46-hour power reserve, with accuracy rated around -10/+15 seconds per day. A drawback identified by reviewers is the lack of tool-free micro-adjustment on the clasp. Overall, owners and reviewers find the Seiko Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch to be a handsome re-interpretation of a beloved design, with its improved wearability being a key strength.

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