Side by side

Seiko King Seiko KSKvsLongines MASTER COLLECTION

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

King Seiko KSK
SeikoKing Seiko KSK
MSRP $3,300
MASTER COLLECTION
LonginesMASTER COLLECTION
MSRP $3,950

At a glance

19 of 29 specs differ
Diameter
King Seiko KSK38.6mm
MASTER COLLECTION29mm
Power Reserve
King Seiko KSK45h
MASTER COLLECTION45h
Water Resistance
King Seiko KSK50m
MASTER COLLECTION30m
MSRP
King Seiko KSK$3,300
MASTER COLLECTION$3,950

Full specifications

Case

9 specs
Category
Dress
Diameter
38.6mm
29mm
Thickness
10.7mm
9mm
Lug-to-Lug
45.8mm
34.5mm
Lug Width
19mm
15mm
Material
Stainless Steel
18k Yellow Gold
Finish
Brushed and polished
Water Resistance
50m
30m
Caseback
Solid

Crystal & Dial

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

Movement

5 specs
Caliber
6L35
L592.5
Beat Rate
28,800 vph
0 vph
Jewels
26
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$3,300
$3,950

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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.

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.

Longines MASTER COLLECTION

The Longines MASTER COLLECTION is widely praised for its excellent finishing and value, with owners highlighting its classic design and dressy profile. Reviewers note the beautiful dial execution, featuring engraved Breguet numerals and snailed subdials on some variants, and the smooth winding feel of the automatic movements. The Master Collection Chronograph is specifically lauded for its column wheel chronograph and moon phase complication at its price point. However, some owners find the bracelet difficult to adjust due to a lack of micro-adjustments, and one reviewer criticized the case finishing and pushers on the chronograph as homogenous and cheap-feeling. The Master Collection Annual Calendar's 30m water resistance is considered light by one source. Overall, owners and reviewers rate the Longines MASTER COLLECTION highly for its classical styling and exceptional value, particularly for its complications and finishing at the price.

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