Side by side

Seiko Prospex SeavsYema Rallygraf Meca-Quartz II

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 II
YemaRallygraf Meca-Quartz II
MSRP $450

At a glance

12 of 29 specs differ
Diameter
Prospex Sea34mm
Rallygraf Meca-Quartz II40mm
Power Reserve
Prospex Sea40h
Rallygraf Meca-Quartz II40h
Water Resistance
Prospex Sea200m
Rallygraf Meca-Quartz II50m
MSRP
Prospex Sea$795
Rallygraf Meca-Quartz II$450

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
34mm
40mm
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
$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.

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 II

Owners widely praise the Yema Rallygraf Meca-Quartz II for its cool retro 70s vibe, faithful reissue of a thin vintage design, and excellent build quality for its price, with particular commendation for its tactile pushers and top-notch Milanese strap. The watch is noted for its substantial, weighty feel and well-aligned indices, and the Seiko VK64 meca-quartz movement provides a sweeping chronograph hand. However, some owners find the meca-quartz ticking not very smooth, the left subdial a "useless" 24h indicator, and the watch overpriced compared to similar models. Several owners report disappointing alignment issues with indices, and one owner experienced the dial rotating slightly when chronograph pushers are depressed or when adjusting the time, with these issues not resolved during service. On balance, owners rate the Yema Rallygraf Meca-Quartz II highly for its retro styling and perceived value, despite some recurring quality control concerns.

From video reviewers

The watch's vintage-inspired design and value at its price point are consistently praised. The meca-quartz movement is mentioned as a feature by multiple reviewers.

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