Seiko Prospex SPEEDTIMERvsYema Rallygraf Alpine Cup Series

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Seiko Prospex SPEEDTIMER at true scale

Prospex SPEEDTIMER

Yema Rallygraf Alpine Cup Series at true scale

Rallygraf Alpine Cup Series

Diameter

42mm

39mm

Lug-to-Lug

49.6mm

n/a

Thickness

12.9mm

10.2mm

lowest

Water Resistance

100m

highest

50m

MSRP

$2,200

$449

lowest

Movement

Seiko 5X83

Quartz

Case

5 specs
Diameter
42mm
39mm
Thickness
12.9mm
10.2mm
Lug-to-Lug
49.6mm
n/a
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

4 specs
Crystal Shape
Curved
n/a
AR Coating
Super-clear coating
n/a
Dial Color
n/a
Black
Lume
LumiBrite on hands and index(es)
None

Movement

2 specs
Caliber
Seiko 5X83
n/a
Jewels
14
0

Pricing

1 specs
MSRP
$2,200
$449
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seiko Prospex SPEEDTIMER

Owners praise the Seiko Prospex SPEEDTIMER's unique dial colors, with one highlighting a red dial and another a cream and purple-gray panda. Some owners find the 39mm variants sturdy, reliable, and versatile for everyday wear. A few owners express a preference for automatic movements over the quartz caliber. One reviewer notes a price of €860/£730 for a Speedtimer variant. On balance, owners appreciate the Seiko Prospex SPEEDTIMER's distinctive design and everyday wearability, though some find the quartz movement and price points to be drawbacks.

Yema Rallygraf Alpine Cup Series

The Yema Rallygraf Alpine Cup Series is widely praised for its retro-modern aesthetic, crisp white dial, and excellent lume, with owners highlighting its great value at $549 and the clever integration of a perforated design into its five-link bracelet. Reviewers and owners alike note its ideal 39mm case proportions and thin profile, enhancing wearability. However, the use of a K1 mineral crystal instead of sapphire is flagged as a drawback, and some community members find the Seiko VK64 meca-quartz movement overpriced for its features, particularly the 24-hour subdial. On balance, owners and reviewers rate the Yema Rallygraf Alpine Cup Series highly for its strong vintage-inspired design and wearability at its price point.