Side by side

Seiko Prospex LX linevsYema Rallygraf Alpine Cup Series Limited Edition

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

Prospex LX line
SeikoProspex LX line
MSRP $6,500
Rallygraf Alpine Cup Series Limited Edition
YemaRallygraf Alpine Cup Series Limited Edition
MSRP $2,390

At a glance

16 of 29 specs differ
Diameter
Prospex LX line44.8mm
Rallygraf Alpine Cup Series Limited Edition41mm
Power Reserve
Prospex LX line72h
Rallygraf Alpine Cup Series Limited Edition40h
Water Resistance
Prospex LX line300m
Rallygraf Alpine Cup Series Limited Edition50m
MSRP
Prospex LX line$6,500
Rallygraf Alpine Cup Series Limited Edition$2,390

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
44.8mm
41mm
Thickness
15.7mm
12.5mm
Lug-to-Lug
50.9mm
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel
Water Resistance
300m
50m

Crystal & Dial

4 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Limited Edition
Lume
LumiBrite on hands and index(es)
None

Movement

4 specs
Caliber
5R65
Type
Spring Drive
Automatic
Power Reserve
72h
40h
Jewels
30
25

Pricing

1 specs
MSRP
$6,500
$2,390

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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.

Seiko Prospex LX line

Owners widely report the Seiko Prospex LX line's finishing is a step up from other models, with a case that sits well on the wrist, and some praise the green sunburst dial with blue anti-reflective sapphire crystal as phenomenal. However, owners note the high MSRP limited sales, with some desiring smaller cases and a reduced price, and others experienced quality control issues such as detached second hands and peeling DLC coating, leading to concerns about fragility. On balance, owners feel the Seiko Prospex LX line was discontinued due to pricing that alienated its target market, despite its attractive dial.

Yema Rallygraf Alpine Cup Series Limited Edition

The Yema Rallygraf Alpine Cup Series Limited Edition is praised for its 39mm proportions, thin profile, and retro-modern vibe, with reviewers noting decent finishing for its price point. Owners highlight the sweeping chronograph hands and good lume, though the 24-hour subdial is considered by some to be useless. The use of a K1 mineral crystal instead of sapphire is flagged as a drawback by multiple sources, and one owner finds the diver-style clasp slightly out of place. Accuracy figures and winding feel are not discussed. Overall, owners and reviewers appreciate the Yema Rallygraf Alpine Cup Series Limited Edition for its stylish retro design and wearable dimensions at its $549 price.

From video reviewers

The in-house microrotor movement is a shared strength. Reviewers questioned the value proposition compared to alternatives.

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