Omega Seamaster Diver 300 M Co-Axial Chronograph Watch - 41.5 mm Steel Case - Unidirectional Bezel - Black Dial - 212.30.42.50.01.001

Reference 212.30.42.50.01.001 represents a defining chapter in the Seamaster Diver 300M chronograph lineage, bridging the collection's maritime heritage with precision timing capabilities through its distinctive black dial configuration. This 41.5mm stainless steel interpretation showcases Omega's mastery of professional dive watch construction, housing the Co-Axial chronograph movement within a case engineered for 300-meter water resistance. The unidirectional timing bezel and stark black dial create a purposeful aesthetic that has made this reference a cornerstone of the modern Seamaster catalog. Each element reflects decades of refinement in Omega's approach to combining diving functionality with chronographic precision.

Key Features & Specifications

• Co-Axial Chronograph Movement — Features Omega's advanced Co-Axial escapement technology integrated with chronograph complications, delivering enhanced precision and reduced friction over traditional lever escapements
• 41.5mm Stainless Steel Construction — Robust case architecture optimized for professional diving applications, with brushed and polished surfaces that exemplify Omega's finishing standards
• Unidirectional Diving Bezel — 60-minute graduated aluminum insert with precise click action, engineered to prevent accidental counter-clockwise rotation during underwater timing operations
• Black Lacquered Dial — Deep black surface treatment with applied hour markers and luminous indices, providing optimal contrast for underwater legibility
• Sapphire Crystal Protection — Anti-reflective coated sapphire crystal with superior scratch resistance, maintaining dial clarity across diverse lighting conditions
• 300-Meter Water Resistance — Professional dive rating with helium escape valve, meeting ISO 6425 standards for saturation diving applications
• Unworn Condition — Complete timepiece in pristine factory condition, preserving original finishing and protective films where applicable

About This Timepiece

• Bracelet Sizing — Complimentary bracelet sizing included with every purchase. Contact us with your wrist measurement and we'll have it ready before shipping.
• Authenticity Guarantee — Every watch is thoroughly inspected and authenticated by our team of certified horologists. 100% authentic, guaranteed.
• Warranty — New model watches include a 1-year mechanical warranty covering manufacturing defects. All watches include our confidence guarantee.
• Shipping — Free insured overnight FedEx shipping on all orders. Fully insured, signature required, discreet packaging.