Bernhardt The Cipher DivervsSeiko Prospex Marinemaster 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.

Bernhardt The Cipher Diver at true scale

The Cipher Diver

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

Prospex Marinemaster Marinemaster 1965 Heritage Diver's Watch

Diameter

39mm

39.5mm

Lug-to-Lug

46mm

lowest

47.2mm

Thickness

11.5mm

lowest

12.3mm

Water Resistance

300m

highest

200m

Power Reserve

n/a

45h

MSRP

$795

lowest

$2,800

Movement

Miyota 9039

Seiko 6L37

Case

4 specs
Diameter
39mm
39.5mm
Thickness
11.5mm
12.3mm
Lug-to-Lug
46mm
47.2mm
Water Resistance
300m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
Miyota 9039
Seiko 6L37
Power Reserve
0h
45h
Jewels
0
26

Pricing

1 specs
MSRP
$795
$2,800
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Reviews

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

Bernhardt The Cipher Diver

Bernhardt The Cipher Diver is praised for its 39mm case size and sapphire crystal. Owners widely report the bracelet construction and lume are adequate, with one noting the lume is patchy and short-lived. The Miyota 9039 automatic movement is expected to provide reliable timekeeping. Overall, owners rate Bernhardt The Cipher Diver highly for its value and wearable dimensions.

Seiko Prospex Marinemaster 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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