Limited edition of 1500 pieces worldwide citizen watch eco drive royal marines commandos limited edition bn0147 57e robust and durable the royal marines commandos limited edition super tough model mirrors the super tough mantra of the royal marines commandos super titanium crafting and diamond like carbon dlc coated case and bracelet with shock resistance for extreme toughness one way rotating elapsed time bezel and wetsuit expansion clasp it is also extreme temperature resistant 10c to