Side by side

Grand Seiko SLGH017vsLongines CONQUEST

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

SLGH017
Grand SeikoSLGH017
MSRP $10,500
CONQUEST
LonginesCONQUEST
MSRP $2,400

At a glance

19 of 29 specs differ
Diameter
SLGH01740mm
CONQUEST34mm
Power Reserve
SLGH01780h
CONQUEST
Water Resistance
SLGH017100m
CONQUEST100m
MSRP
SLGH017$10,500
CONQUEST$2,400

Full specifications

Case

8 specs
Category
Dress
Sport
Diameter
40mm
34mm
Thickness
11.7mm
10.9mm
Lug-to-Lug
47mm
49.1mm
Lug Width
22mm
21mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Yes
Dial Color
Black
Brown
Indices
Applied

Movement

6 specs
Caliber
9SA5
L888.5
Beat Rate
28,800 vph
0 vph
Power Reserve
80h
0h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No

Pricing

1 specs
MSRP
$10,500
$2,400

Follow this matchup

Get a note when Grand Seiko SLGH017 vs Longines CONQUEST gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Grand Seiko SLGH017

Grand Seiko SLGH017 owners and reviewers widely praise its impeccable finishing on the applied markers and handset, and its lightweight titanium case and bracelet. The high-beat 9SA5 movement is noted for its approximately 80-hour power reserve, with accuracy figures reported by owners ranging from +4 sec/day to +5 to -3 seconds per day, though some owners express concerns about accuracy deviating significantly from specifications. Some find the "Night Birch" dial stunning and appreciate the Evo 9 case design, while others note the dial texture appears less pronounced on its matte black surface and criticize the handset's proportions and lack of lume. The Grand Seiko SLGH017 is priced at €10,500. On balance, owners and reviewers rate the Grand Seiko SLGH017 highly for its lightweight titanium construction and impeccable finishing.

Longines CONQUEST

The Longines Conquest is widely praised for its excellent value, high-quality finishing, and versatile, clean design, with owners frequently highlighting its comfortable wearability and smooth winding action. Reviewers note its legible dial and 300-meter water resistance, with one source specifying a 72-hour power reserve and a 5-year warranty. Criticisms include the lack of micro-adjustment on the bracelet, which some owners find leads to a poor fit, and weaker lume, though only the black dial is noted to have lumed hands. One owner points out the large crown guards may rub the wrist when typing. Overall, owners and reviewers rate the Longines Conquest highly for its exceptional build quality and aesthetic appeal at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.