OMEGA
Seamaster Diver 300M Co-Axial Master Chronometer Stainless Steel Watch

  • 210.30.42.20.01.018
  • 42mm
  • Black Dial

£6,100

Not available

Ring Size Circumference (mm)
I 48.0
J 48.7
K 50.0
L 51.2
M 52.5
N 53.8
O 55.1
P 56.3
Q 57.6
R 58.9
S 60.2
T 61.4
U 62.7
V 64.0
W 65.3
X 66.6
Y 67.8
Z 68.5

Please note that this is only a guide and will not take into account the style of ring. For example, if you are choosing a ring with a deep band width, you may need a larger size.

View the ring size guide

About This Piece

Meet the newest addition to your collection: this OMEGA Seamaster Diver 300M Co-Axial Master Chronometer Stainless Steel Watch - where precision engineering meets high style. With a bold aluminium black dial, striking orange seconds hand, and a stainless steel mesh bracelet, this watch makes an entrance both on land and underwater. But what’s nestled inside its polished 42mm stainless steel case, you ask? The mighty Master Chronometer Co-Axial Calibre 8806, serving you up to 55 hours of power reserve. Or in other words, you’ll be running on peak performance long after your trips to ocean depths. Efficient, overachieving, and oh-so alluring, what more could you ever want or need?

Free next day delivery on all orders

FREE Click & Collect to a Loupe Boutique


Editor’s Notes


A legend of oceanic proportions, this OMEGA Seamaster 300 of today is leaps and bounds from the original. Although it may have been born in 1957, the Seamaster 300 has seen a number of enhancements over the years. And today? This clean, crisp and Master certified collection still maintains its vintage charm.

Don’t be fooled by the sleek exterior on this OMEGA Seamaster Diver 300M - this beauty’s got strength, too. With a robust aluminium bezel ring, luminous hour markers, and water resistance to 300m, it's built for your deep-sea endeavours and beyond. So whether you're yacht-hopping or just making waves at dinner, you've found the ultimate wrist companion.

OMEGA Seamaster Collection

Shop OMEGA Seamaster