Side by side

Oris ProPilot X Calibre 400 LaservsSeiko King Seiko KSK

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

ProPilot X Calibre 400 Laser
OrisProPilot X Calibre 400 Laser
MSRP $5,750
King Seiko KSK
SeikoKing Seiko KSK
MSRP $3,300

At a glance

18 of 29 specs differ
Diameter
ProPilot X Calibre 400 Laser39mm
King Seiko KSK38.6mm
Power Reserve
ProPilot X Calibre 400 Laser120 hoursh
King Seiko KSK45h
Water Resistance
ProPilot X Calibre 400 Laser100m
King Seiko KSK50m
MSRP
ProPilot X Calibre 400 Laser$5,750
King Seiko KSK$3,300

Full specifications

Case

9 specs
Category
Dress
Diameter
39mm
38.6mm
Thickness
10.7mm
Lug-to-Lug
45.8mm
Lug Width
20mm
19mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
50m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Box
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
750
Black
Indices
Applied

Movement

4 specs
Caliber
400
6L35
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
45h
Jewels
21
26

Pricing

1 specs
MSRP
$5,750
$3,300

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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.

Oris ProPilot X Calibre 400 Laser

The Oris ProPilot X Calibre 400 Laser is praised for its high-tech laser-etched titanium dial and the advanced Calibre 400 movement with a 120-hour power reserve. However, the dial's unique rainbow gradient is polarizing, with one owner finding it childish and preferring applied indices for better legibility and lume, while reviewers note the case shape may still require adjustment. The CHF 4,800 price is also flagged as steep for a time-only watch. On balance, owners and reviewers acknowledge the innovative dial and movement, but opinions are divided on its aesthetic appeal and value proposition.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK for its exceptional dial and case finishing, often compared to higher-end brands, and its slim, retro design. The use of the Calibre 6L35 movement in some variants is seen as a significant upgrade, contributing to a refined feel, while others note the bracelet is unusually nice and the case offers a mix of brushed and polished finishes with sharp angles. However, some owners question the value proposition, citing misaligned screws and clasp components on their examples, and the standard 6R movement in some models is criticized as a disappointment for the price point. Accuracy figures range from +15/-10 seconds per day to +5 to +7 seconds per day, and water resistance is rated at 5 BAR or 50 meters. Overall, owners and reviewers find the King Seiko KSK to be a beautiful and classy watch with fantastic finishing, though some are divided on its value and movement choice at its price point.

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