Comes in 6 weights and 4 sizes. It was formally known as "SF Serif” (or “Serif UI”), and was included in the last Apple Books update. But now it’s available for download at https://developer.apple.com/fonts.
Decades ago, the Mac had a Susan Kare-designed bitmap font called New York as well, but the two fonts don’t really seem related.
Image shown is New York Medium Regular.
