Siren - Black Tortoise watches-under-200 Swiss precision meets sport function

Swiss precision meets sport function in an updated spin on the classic dive watch

5mm case size and overall slick design make it as unobtrusive as it is unmistakable

the Ascender is a waterman-grade timepiece

5mm profile

Siren - Black Tortoise watches-under-200 Swiss precision meets sport functionAn essential 10 ATM tide watch with both style and substance, the Siren matches contemporary design with surf specific features and sustainable materials. #Tide recycled plastic uses ocean bound waste to create the super durable 38mm case material, which means cleaner breaks for everyone. Plus, the basic tide functionality and soft silicone band mean it slays both in and out of the water.