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stainless steel pin buckle
Three times harder than pure titanium
watertight finish
changing colour when tilted
The case back is engraved with a special ouroboros illustration representing infinite possibility
Doxa Sub 300β Professional 830.10.351.10 type_modular stainless steel pin buckleAn adventurous spirit with modern embellishments In 1968, DOXA launched the SUB 300T Conquistador, the first general public diver's watch equipped with a helium release valve. 50 years later, the SUB 300 sports watch combines DOXA's pioneering functionality with style, maintaining foundational tool watch features in a redesigned 42. 5 mm diameter case, now slimmer at 11. 95 mm. The black ceramic bezel and screw down crown enhance its sport chic