Side by side

Seiko King Seiko KSKvsLongines CONQUEST HERITAGE CENTRAL POWER RESERVE

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
CONQUEST HERITAGE CENTRAL POWER RESERVE
LonginesCONQUEST HERITAGE CENTRAL POWER RESERVE
MSRP $4,300

At a glance

10 of 29 specs differ
Diameter
King Seiko KSK38.6mm
CONQUEST HERITAGE CENTRAL POWER RESERVE38mm
Power Reserve
King Seiko KSK45h
CONQUEST HERITAGE CENTRAL POWER RESERVE40h
Water Resistance
King Seiko KSK50m
CONQUEST HERITAGE CENTRAL POWER RESERVE50m
MSRP
King Seiko KSK$3,300
CONQUEST HERITAGE CENTRAL POWER RESERVE$4,300

Full specifications

Case

4 specs
Category
Dress
Diameter
38.6mm
38mm
Thickness
10.7mm
12.3mm
Lug-to-Lug
45.8mm
45.6mm

Crystal & Dial

2 specs
Crystal Shape
Box
Flat
AR Coating
Anti-reflective coating on inner surface
Inner

Movement

3 specs
Caliber
6L35
L896
Power Reserve
45h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$3,300
$4,300

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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.

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 CONQUEST HERITAGE CENTRAL POWER RESERVE

The Longines Conquest Heritage Central Power Reserve is widely praised for its beautiful, timeless, 1959-inspired dial and unique central power reserve indicator, with owners considering it a top dress watch in its price segment. Reviewers highlight its balanced layout and contemporary 38mm size, while some owners find the short lugs contribute to a comfortable wear. The watch features a modern 72-hour power reserve movement and is priced at $3,800. One reviewer notes the lugs are not curved enough, potentially creating a gap with the strap, though owners report the alligator strap softens with wear and some find the watch slightly chunky. A potential frustration for some owners is the power reserve indicator not always resetting to the same position when fully wound. On balance, owners and reviewers rate the Longines Conquest Heritage Central Power Reserve highly for its handsome vintage aesthetic and unique power reserve complication at an appropriate price.

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