In the world of Japanese watchmaking, few rivalries are as exciting as that between Seiko and Citizen. Today on the Cánovas Jewelry blog, we analyze two of their most iconic models to help you decide which one best suits your style.
1. Citizen Tsuyosa NJ0150-81X: Urban Elegance
The Citizen Tsuyosa has become a global phenomenon. Its green "sunray" dial is not only eye-catching, but it's also protected by a sapphire crystal with a magnifying lens, a luxurious detail at an unbeatable price of €268.50.
Movement: Automatic caliber 8210 (21 jewels).
Design: 40mm steel case with integrated bracelet, ideal for a chic and modern look.
Power reserve: 40 hours.
2. Seiko 5 Sports SRPD51K1: The Sporting Spirit
If you're looking for a watch with more presence and durability, the Seiko 5 Sports is the one for you. Priced at €330.00, this model inherits the brand's legendary Diver DNA.
Construction: 42.5mm case and unidirectional blue rotating bezel.
Water Resistance: While the Citizen offers 50m, the Seiko raises the bar to 100 meters of water resistance with a screw-down case back.
Visibility: Hardlex crystal and high-intensity LumiBrite markers.
Expert Verdict
If you're looking for a slimmer watch for everyday wear in the city, the Citizen Tsuyosa is unbeatable for its clean aesthetic. If you prefer a robust, water-resistant timepiece with a sporty character, the Seiko 5 Sports remains the undisputed king.
And you? Are you Team Seiko or Team Citizen? Come try them on in our store and experience Japanese engineering firsthand.
Watch our video where we put them to the test here

Our customers trust us
Opinions of our clients
Receive our news