Omega - Men’s Seamaster Diver 300M

Omega Seamaster Diver 300M watches blend iconic design with professional-grade performance. Featuring Swiss precision, helium escape valves, and exceptional water resistance, they're built for deep-sea adventure and everyday style. Shop Omega 300M timepieces at Swiss Watches Direct—luxury, heritage, and great value.

47 products

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.20.42.20.01.001
    £9,520
    £9,520 (RRP £11,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.20.42.20.01.002
    £9,520
    £9,520 (RRP £11,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.22.42.20.01.001
    £6,715
    £6,715 (RRP £7,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.22.42.20.01.002
    £6,715
    £6,715 (RRP £7,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.30.42.20.01.001
    £4,760
    £4,760 (RRP £5,600)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.30.42.20.01.010
    £5,185
    £5,185 (RRP £6,100)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.32.42.20.01.001
    £4,505
    £4,505 (RRP £5,300)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.32.42.20.01.003
    £4,930
    £4,930 (RRP £5,800)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.32.42.20.01.005
    £4,930
    £4,930 (RRP £5,800)
    Sale

  • Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster Diver 300M 42mm - Black

    Omega Seamaster Diver 300M 42mm - Black

    Sale
    210.92.42.20.01.003
    £10,480
    £10,480 (RRP £13,100)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.20.42.20.03.001
    £9,520
    £9,520 (RRP £11,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.20.42.20.03.002
    £9,520
    £9,520 (RRP £11,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.22.42.20.03.001
    £6,715
    £6,715 (RRP £7,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.22.42.20.03.002
    £6,715
    £6,715 (RRP £7,900)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.30.42.20.03.001
    £4,760
    £4,760 (RRP £5,600)
    Sale

  • Omega Seamaster Diver 300M 42mm - Blue

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Blue

    Sale
    210.32.42.20.03.001
    £4,505
    £4,505 (RRP £5,300)
    Sale

  • Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Green

    Sale
    210.30.42.20.10.001
    £4,760
    £4,760 (RRP £5,600)
    Sale

  • Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Green

    Sale
    210.32.42.20.10.001
    £4,505
    £4,505 (RRP £5,300)
    Sale

  • Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster Diver 300M 42mm - Green

    Sale
    210.90.42.20.10.001
    £8,080
    £8,080 (RRP £10,100)
    Sale

  • Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster Diver 300M 42mm - Green

    Omega Seamaster Diver 300M 42mm - Green

    Sale
    210.92.42.20.10.001
    £7,990
    £7,990 (RRP £9,400)
    Sale

  • Omega Seamaster Diver 300M 42mm - Grey

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Grey

    Sale
    210.30.42.20.06.001
    £4,760
    £4,760 (RRP £5,600)
    Sale

  • Omega Seamaster Diver 300M 42mm - Grey

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Grey

    Sale
    210.30.42.20.06.002
    £5,185
    £5,185 (RRP £6,100)
    Sale

  • Omega Seamaster Diver 300M 42mm - Grey

    Omega Seamaster

    Omega Seamaster Diver 300M 42mm - Grey

    Sale
    210.32.42.20.06.001
    £4,505
    £4,505 (RRP £5,300)
    Sale

  • Omega Seamaster Diver 300M 42mm - Summer Blue/ Blue Ceramic Bezel

    Omega Seamaster Diver 300M 42mm - Summer Blue/ Blue Ceramic Bezel

    Omega Seamaster Diver 300M 42mm - Summer Blue/ Blue Ceramic Bezel

    Sale
    210.30.42.20.03.003
    £5,015
    £5,015 (RRP £5,900)
    Sale