Side by side

Grand Seiko SLGH017vsLongines MASTER COLLECTION

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

SLGH017
Grand SeikoSLGH017
MSRP $10,500
MASTER COLLECTION
LonginesMASTER COLLECTION
MSRP $2,850

At a glance

20 of 29 specs differ
Diameter
SLGH01740mm
MASTER COLLECTION29mm
Power Reserve
SLGH01780h
MASTER COLLECTION
Water Resistance
SLGH017100m
MASTER COLLECTION30m
MSRP
SLGH017$10,500
MASTER COLLECTION$2,850

Full specifications

Case

9 specs
Category
Dress
Diameter
40mm
29mm
Thickness
11.7mm
9mm
Lug-to-Lug
47mm
34.5mm
Lug Width
22mm
15mm
Material
Titanium
Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
30m
Caseback
Solid

Crystal & Dial

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

Movement

6 specs
Caliber
9SA5
L592.5
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
$2,850

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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.

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 MASTER COLLECTION

Owners widely praise the Longines Master Collection for its excellent value, classic styling, and impressive finishing, with specific call-outs for its beautiful dials, Breguet numerals, and the smooth winding feel of its movements. Reviewers and owners alike highlight the value proposition, particularly for complications like annual calendars and chronographs, often citing the L893 caliber's 72-hour power reserve. Some owners find the collection's traditional design less appealing than sportier alternatives, and a few note minor drawbacks such as a subdial obscuring a numeral or a bracelet lacking micro-adjustments. One owner reported a potential issue with the moon phase setting mechanism. Overall, the consensus is that the Longines Master Collection offers significant value and refined styling, making it a highly regarded choice for a Swiss dress watch.

From video reviewers

The watch's polished 18ct rose gold case is a notable feature. The lume brightness is somewhat lacking, which may be a drawback for those who value legibility in low-light conditions. Reviewers disagree on whether the olive green dial's color shift is a desirable feature or a potential issue.

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