Side by side

Orient KannovsSeiko Prospex Sea

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

Kanno
OrientKanno
MSRP $320
Prospex Sea
SeikoProspex Sea
MSRP $625

At a glance

15 of 29 specs differ
Diameter
Kanno44mm
Prospex Sea43.8mm
Power Reserve
Kanno40h
Prospex Sea41h
Water Resistance
Kanno200m
Prospex Sea200m
MSRP
Kanno$320
Prospex Sea$625

Full specifications

Case

4 specs
Diameter
44mm
43.8mm
Thickness
12.9mm
12.8mm
Lug-to-Lug
50.5mm
48.7mm
Finish
Brushed + Polished
Brushed and polished

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
Flat
AR Coating
Anti-reflective coating on inner surface
Indices
Applied
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

5 specs
Caliber
F6922
4R35
Beat Rate
21,600 vph
28,800 vph
Power Reserve
40h
41h
Jewels
22
23
Complications
Day-date
None

Pricing

1 specs
MSRP
$320
$625

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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.

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 Sea

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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