Side by side

Grand Seiko SLGH005vsSugess Tourbillon Master SU8001

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

SLGH005
Grand SeikoSLGH005
MSRP $9,800
Tourbillon Master SU8001
SugessTourbillon Master SU8001
MSRP $999

At a glance

15 of 29 specs differ
Diameter
SLGH00540mm
Tourbillon Master SU800141mm
Power Reserve
SLGH00580h
Tourbillon Master SU800140h
Water Resistance
SLGH005100m
Tourbillon Master SU800150m
MSRP
SLGH005$9,800
Tourbillon Master SU8001$999

Full specifications

Case

8 specs
Category
Dress
Chronograph
Diameter
40mm
41mm
Thickness
11.7mm
10mm
Lug-to-Lug
47mm
46mm
Lug Width
22mm
10mm
Material
Stainless Steel
Stainless Steel/Rose Gold
Water Resistance
100m
50m
Caseback
Solid
Display

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

5 specs
Caliber
9SA5
Seagull ST8000
Type
Automatic
Manual
Beat Rate
28,800 vph
3 vph
Power Reserve
80h
40h
Complications
None
GMT, Moonphase, Date, Power reserve indicator

Pricing

1 specs
MSRP
$9,800
$999

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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 SLGH005

The Grand Seiko SLGH005 is widely praised for its stunning "White Birch" textured dial, exceptional finishing including mirror-polished indexes and Zaratsu polishing, and the innovative Caliber 9SA5 movement. Owners and reviewers consistently highlight the dial's texture and the elaborate, mirror-like indexes. The watch's 40mm stainless steel case is noted for its slender, sporty design and comfortable wearability, with some finding its size well-proportioned and its brushed and polished surfaces practical for hiding scratches. The 9SA5 movement is recognized for its 80-hour power reserve and 36,000 vph hi-beat frequency, though one owner found its finishing less impressive than other movement types in a similar price bracket. Some reviewers consider its price somewhat high relative to alternatives and desire a micro-adjustable bracelet. On balance, owners and reviewers rate the Grand Seiko SLGH005 highly for its exquisite dial and finishing, powered by an advanced high-beat movement.

Sugess Tourbillon Master SU8001

Owners widely praise the Sugess Tourbillon Master for its accessible tourbillon complication and value, with one owner noting an initial accuracy of +2 seconds per day. However, community feedback flags a winding stem that feels flimsy and straps that are considered poor, featuring a comically large buckle. Some owners report a degradation in accuracy to around -20 seconds per day after a month, and the steel case edges are described as rounded with the material proving soft and prone to scratching. On balance, owners view the Sugess Tourbillon Master as a remarkable value for its tourbillon feature, despite concerns regarding strap quality and long-term material durability.

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