Side by side

Seiko Prospex SeavsYema Rallygraf Meca-Quartz

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

Prospex Sea
SeikoProspex Sea
MSRP $795
Rallygraf Meca-Quartz
YemaRallygraf Meca-Quartz
MSRP $420

At a glance

12 of 29 specs differ
Diameter
Prospex Sea34mm
Rallygraf Meca-Quartz39mm
Power Reserve
Prospex Sea40h
Rallygraf Meca-Quartz40h
Water Resistance
Prospex Sea200m
Rallygraf Meca-Quartz50m
MSRP
Prospex Sea$795
Rallygraf Meca-Quartz$420

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
34mm
39mm
Thickness
8.7mm
11mm
Lug-to-Lug
40.8mm
Lug Width
16mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
50m

Crystal & Dial

3 specs
AR Coating
Anti-reflective coating on inner surface
Inner
Dial Color
Black
Panda
Lume
LumiBrite on hands and index(es)
None

Movement

1 specs
Caliber
6N01

Pricing

1 specs
MSRP
$795
$420

Follow this matchup

Get a note when Seiko Prospex Sea vs Yema Rallygraf Meca-Quartz gets more votes, a community discussion, or a price drop. No account needed.

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 Sea

Owners widely praise the Seiko Prospex Sea for its excellent value, robust build, and superb lume, with many appreciating its comfortable wearability due to its case shape and lug-to-lug distance. Reviewers consistently highlight its impressive finishing and classic dive watch design, often noting the bright LumiBrite lume. Some owners find the watch to be large, thick, and heavy, while others consider it the perfect size, indicating a split opinion on wearability for smaller wrists. The power reserve from some movements is noted as less than newer variants, and the clasp quality receives mixed feedback. Overall, owners and reviewers rate the Seiko Prospex Sea highly for its exceptional finishing and value proposition in the dive watch market.

Yema Rallygraf Meca-Quartz

Owners widely praise the Yema Rallygraf Meca-Quartz for its heritage reissue design, small and thin case, and good looks for the price, with some noting exceptional build quality, tactile pushers, and a substantial feel. However, the quartz movement's ticking smoothness and the 24-hour subdial, which functions as an AM/PM indicator rather than a totalizer, are points of criticism for some, leading to perceptions of it being overpriced. Owners report mixed experiences with quality control, with some noting alignment issues, crooked indices, and dial rotation when pushers are depressed, while others report no such issues. On balance, owners appreciate the Yema Rallygraf Meca-Quartz for its distinctive vintage styling and wearability, despite some concerns regarding quality control and the functionality of its subdial.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.