Description
O21030422001018
Since its debut in 1993, the Seamaster Diver 300M has become an icon. This contemporary 42 mm edition honors its maritime legacy with cutting-edge design and technology. Crafted from stainless steel, it features a black oxalic anodized aluminium bezel with a diving scale illuminated by white Super-LumiNova. The black aluminium dial showcases rhodium-plated skeleton hands and indexes, also filled with white Super-LumiNova. Accents of orange highlight the central seconds hand, quarter indexes, and Seamaster branding, while the OMEGA logo appears in white. Secured by a brushed mesh bracelet, the watch houses the OMEGA Co-Axial Master Chronometer Calibre 8806, visible through the sapphire crystal caseback.
Features:
Calibre: Omega 8806
Movement: Self-winding mechanical movement beating at 25'200 vibrations per hour, resistant to magnetic fields reaching 15,000 gauss, with silicon balance spring
Power Reserve: Approx. 55 hours
Functions: Hours, minutes, seconds
Dial: Black
Bezel: Unidirectional rotating bezel
Crown: Screw-in crown
Thickness: 13.8 mm
Product Weight (Approx.): 155.0 g
Omega Watches are also available in our Ipswich store.
Specification
Shipping & Returns
We are proud to offer free UK delivery on orders of £101 and over placed on our website. Robert Gatward Jewellers currently only operates and supplies within the United Kingdom.
Orders placed before 12pm Tuesday–Friday will be dispatched the same day (stock permitting). Orders placed after 12pm on Friday through to Monday will be dispatched on Tuesday. If there is a specific day you would like to receive your order, please let us know as soon as you have placed it and we will do our best to accommodate.
Orders totalling £101 or more will be posted using Royal Mail Special Delivery. Orders totalling less than £101 will be posted using Royal Mail 1st Class Signed For Delivery (1–2 working days). Although next‑day delivery cannot be guaranteed with this service, the majority of these orders arrive the following working day, including Saturdays in many cases.
For delivery information regarding Engagement Rings, please click here.


