Side by side

Atelier Wen Millésime 2025 — Perception 漩 (Xuán)vsGrand Seiko SLGA009

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

Millésime 2025 — Perception 漩 (Xuán)
Atelier WenMillésime 2025 — Perception 漩 (Xuán)
MSRP $28,000
SLGA009
Grand SeikoSLGA009
MSRP $9,800

At a glance

11 of 29 specs differ
Diameter
Millésime 2025 — Perception 漩 (Xuán)38.5mm
SLGA00940mm
Power Reserve
Millésime 2025 — Perception 漩 (Xuán)40h
SLGA009120h
Water Resistance
Millésime 2025 — Perception 漩 (Xuán)50m
SLGA009100m
MSRP
Millésime 2025 — Perception 漩 (Xuán)$28,000
SLGA009$9,800

Full specifications

Case

5 specs
Diameter
38.5mm
40mm
Thickness
11.8mm
Lug-to-Lug
47.9mm
Lug Width
19mm
22mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Xuán
Black

Movement

3 specs
Caliber
9RA2
Type
Automatic
Spring Drive
Power Reserve
40h
120h

Pricing

1 specs
MSRP
$28,000
$9,800

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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.

Atelier Wen Millésime 2025 — Perception 漩 (Xuán)

Owners widely praise the Atelier Wen Perception's pietersite dial for its captivating color shifts and its thin 9.4mm profile. However, community feedback flags issues with the finishing, citing chipped or jagged indices, unchamfered case edges, and sunken indices. Some owners also find the movement unremarkable for the price point, and opinions on the bracelet finishing are mixed, with some noting it as mid-tier compared to higher-end brands, though later batches reportedly show improvements. On balance, owners are divided on the Atelier Wen Perception, with strong opinions on both its striking dial and its inconsistent finishing.

From video reviewers

The pietersite dial is a standout aesthetic feature, and the watch is constructed from 904L steel. The slim 9.4mm profile was noted.

Grand Seiko SLGA009

The Grand Seiko SLGA009 "White Birch II" is praised for its Spring Drive Caliber 9RA2 movement, offering exceptional accuracy of ±0.5 seconds per day and a 120-hour power reserve. Reviewers highlight its refined dial texture, inspired by Shinshu forests, and the Series 9 design with a frost-finished movement. The watch features a 40mm stainless steel case and a power reserve indicator on the movement bridge. However, its price of $8,600 to $9,100 USD is noted as relatively expensive, reflecting Grand Seiko's increasing price points. Overall, reviewers consider the Grand Seiko SLGA009 a highly refined timepiece, with its advanced Spring Drive movement and aesthetic improvements being key strengths.

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