Side by side

Orient KannovsSeiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

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

What people say

Owners + reviewers, side by side

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

Orient Kanno

Owners widely praise the Orient Kanno for its refined style and build quality, with one owner specifically preferring its design to another model for its elegance. The bezel color is also a noted positive. However, owners frequently complain about the bracelets, and the 44mm case with a 50mm lug-to-lug is considered large by some. On balance, owners rate the Orient Kanno highly for its refined style and build quality at its price point.

Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch

The Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch is praised for its premium finishing, often described as Zaratsu-like, and robust build quality, with owners finding its 42mm case and 4 o'clock crown appealing for wearability. Some reviewers note its secondary GMT function and quieter bezel clicks may not suit all preferences, while one owner reported bezel misalignment issues. The watch is powered by the Caliber 8L45 automatic movement, offering a 72-hour power reserve and an accuracy rating of -5/+10 seconds per day, though some owners question its value proposition at its price point. On balance, owners and reviewers rate the Seiko Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch highly for its exceptional finishing and refined tool-like aesthetic.

At a glance

19 of 29 specs differ
Diameter
Kanno44mm
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch42.6mm
Power Reserve
Kanno40h
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch50h
Water Resistance
Kanno200m
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch300m
MSRP
Kanno$320
Prospex Marinemaster Marinemaster 1968 Heritage Diver's Watch$2,900

Full specifications

Case

6 specs
Diameter
44mm
42.6mm
Thickness
12.9mm
13.4mm
Lug-to-Lug
50.5mm
49.3mm
Lug Width
22mm
20mm
Finish
Brushed + Polished
Water Resistance
200m
300m

Crystal & Dial

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

Movement

7 specs
Caliber
F6922
8L35
Beat Rate
21,600 vph
0 vph
Power Reserve
40h
50h
Jewels
22
26
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Day-date
None

Pricing

1 specs
MSRP
$320
$2,900
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