Side by side

Serica Ref. 5303 Diving ChronometervsAtelier Wen Porcelain Odyssey — Hao

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
Porcelain Odyssey — Hao
Atelier WenPorcelain Odyssey — Hao
MSRP $5,450

At a glance

14 of 29 specs differ
Diameter
Ref. 5303 Diving Chronometer39mm
Porcelain Odyssey — Hao39mm
Power Reserve
Ref. 5303 Diving Chronometer42h
Porcelain Odyssey — Hao40h
Water Resistance
Ref. 5303 Diving Chronometer300m
Porcelain Odyssey — Hao50m
MSRP
Ref. 5303 Diving Chronometer$1,768
Porcelain Odyssey — Hao$5,450

Full specifications

Case

6 specs
Category
Diver
Dress
Thickness
12.2mm
11.7mm
Lug-to-Lug
46.5mm
Lug Width
20mm
19mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner
Dial Color
Enamel Black
Regular
Lume
Super-LumiNova
None

Movement

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

Pricing

1 specs
MSRP
$1,768
$5,450

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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 Porcelain Odyssey — Hao

Owners and reviewers widely praise the Atelier Wen Porcelain Odyssey — Hao for its striking porcelain dial and heat-treated blued hands, which incorporate Chinese patterns and history. The Peacock SL3006 automatic movement provides a two-day power reserve, though some owners report a rough and stiff winding feel when manually operating the crown. On balance, the Atelier Wen Porcelain Odyssey — Hao is highly regarded by owners and reviewers for its unique dial and hand finishing at its price point.

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