Arial version 7.00 is a proprietary typeface owned by Monotype Imaging

If you are working on a project where you can’t guarantee the recipient has Arial, or you want to avoid proprietary licensing entirely, consider these metrically compatible (they take up the exact same space) alternatives: Liberation Sans Developed to be a drop-in replacement for Arial. A high-quality Google Font designed for screen readability. Arial Nova

body 
  font-family: Arial, Helvetica, sans-serif;
  font-weight: 700; /* This calls version 700 / Bold */
Unlocking Bold Impact: Your Ultimate Guide to Arial Font Version 700 Free
In the digital age, typography is the silent ambassador of your brand. Whether you are designing a resume, building a website, or crafting a presentation, the choice of font dictates readability, tone, and professionalism. Among the pantheon of classic typefaces, Arial stands as a titan. But within the Arial family, one specific weight reigns supreme for emphasis and structure: Arial Bold, technically known as Arial Version 700.
Technically, that isn't true. Arial is a proprietary font owned by Monotype. While Microsoft has a "bundled license" allowing Windows users to utilize the font for personal and commercial documents created on that machine, the rights to redistribute the font file itself are strictly controlled.