Side by side

Serica Ref. 5303 Diving ChronometervsAtelier Wen Millésime 2025 — Perception 漩 (Xuán)

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

Ref. 5303 Diving Chronometer
SericaRef. 5303 Diving Chronometer
MSRP $1,768
Millésime 2025 — Perception 漩 (Xuán)
Atelier WenMillésime 2025 — Perception 漩 (Xuán)
MSRP $28,000

At a glance

13 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Millésime 2025 — Perception 漩 (Xuán)38.5mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Millésime 2025 — Perception 漩 (Xuán)40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Millésime 2025 — Perception 漩 (Xuán)50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Millésime 2025 — Perception 漩 (Xuán)$28,000

Full specifications

Case

6 specs
Category
Diver
Dress
Diameter
39mm
38.5mm
Thickness
12.2mm
Lug-to-Lug
46.5mm
Lug Width
20mm
19mm
Water Resistance
300m
50m

Crystal & Dial

3 specs
AR Coating
Yes
Inner
Dial Color
Enamel Black
Xuán
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
M100 COSC
Power Reserve
42h
40h
Complications
COSC
None

Pricing

1 specs
MSRP
$1,768
$28,000

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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.

Serica Ref. 5303 Diving Chronometer

Owners widely praise the Serica Ref. 5303 Diving Chronometer for its excellent wearability, definitive style, and smooth, confident bezel action. The dual scale on the bezel is noted as surprisingly useful, and the crown action, winding, and hacking are reported to work perfectly. One owner describes the Serica 5303-3 as gorgeous and unique, though another notes the crown can appear comically large. On balance, owners rate the Serica Ref. 5303 Diving Chronometer highly for its blend of unique design and robust functionality.

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.

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