Side by side

Atelier Wen Porcelain Odyssey — JivsSeiko Prospex SPEEDTIMER Mechanical Chronograph

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

Porcelain Odyssey — Ji
Atelier WenPorcelain Odyssey — Ji
MSRP $705

At a glance

16 of 29 specs differ
Diameter
Porcelain Odyssey — Ji39mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
Porcelain Odyssey — Ji40h
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
Porcelain Odyssey — Ji50m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
Porcelain Odyssey — Ji$705
Prospex SPEEDTIMER Mechanical Chronograph$2,500

Full specifications

Case

7 specs
Category
Dress
Chronograph
Diameter
39mm
42mm
Thickness
11.7mm
14.6mm
Lug-to-Lug
49.5mm
Lug Width
18mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Crystal & Dial

5 specs
Crystal
Domed Sapphire
Sapphire
Crystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Regular
Black
Lume
None
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
8R48
Power Reserve
40h
45h
Jewels
25
34

Pricing

1 specs
MSRP
$705
$2,500

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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 Porcelain Odyssey — Ji

Atelier Wen Porcelain Odyssey — Ji owners praise the dial's beauty and legibility, with reviewers highlighting the refined Chinese cultural elements and blued-steel hands. One owner notes the automatic winding functions well, though manual winding feels rough and stiff. The case design is observed to bear a strong resemblance to the TAG Heuer Carrera. Overall, owners and reviewers find the Atelier Wen Porcelain Odyssey — Ji offers excellent value and attention to detail, particularly for its striking porcelain dial.

From video reviewers

The porcelain dial and overall finishing are praised. The value proposition is debated, with one reviewer citing $5,850 and another suggesting under $1000.

Seiko Prospex SPEEDTIMER Mechanical Chronograph

The Seiko Prospex SPEEDTIMER Mechanical Chronograph is praised for its handsome, heritage-inspired design with a clean, balanced dial and an external tachymeter bezel. Reviewers highlight the upgraded case and bracelet, noting improved comfort and good value for a well-designed chronograph with an in-house movement. The caliber 8R48 movement features a vertical clutch and column wheel with MEMS technology for durability and precision. Points to consider include the 4:30 date window and a 14.6mm thickness, while the 45-hour power reserve is noted as an area for potential improvement. On balance, reviewers find the Seiko Prospex SPEEDTIMER Mechanical Chronograph to be a solid offering with good value, particularly for its design and in-house movement.

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