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 $625
Rallygraf Meca-Quartz
YemaRallygraf Meca-Quartz
MSRP $420

At a glance

15 of 29 specs differ
Diameter
Prospex Sea43.8mm
Rallygraf Meca-Quartz39mm
Power Reserve
Prospex Sea41h
Rallygraf Meca-Quartz40h
Water Resistance
Prospex Sea200m
Rallygraf Meca-Quartz50m
MSRP
Prospex Sea$625
Rallygraf Meca-Quartz$420

Full specifications

Case

7 specs
Category
Diver
Chronograph
Diameter
43.8mm
39mm
Thickness
12.8mm
11mm
Lug-to-Lug
48.7mm
Lug Width
22mm
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, index(es) and bezel
None

Movement

4 specs
Caliber
4R35
Type
Automatic
Quartz
Power Reserve
41h
40h
Jewels
23
25

Pricing

1 specs
MSRP
$625
$420

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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

The Seiko Prospex Sea is widely praised for its excellent value, solid build quality, and comfortable wearability, with many models featuring impressive lume and attractive dials. Owners and reviewers highlight the modern upgrades on classic designs, such as drilled lugs and reliable movements with hacking and hand-winding capabilities. Some models are noted for their refined case finishing and scratch resistance. Accuracy figures vary, with one owner reporting approximately 4 seconds fast per day, while others find the movements offer good performance for the price. Concerns raised by owners and reviewers include clasps that can feel generic or cheap, and lug widths that some find disproportionate to the case size on certain models. The thickness and weight of some Prospex Sea watches are also noted as substantial. The GMT function on specific models is considered secondary and difficult to read for true travel purposes.

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.

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