Watch Dr. STONE Season 4 Episode 18 Online
“Diamond Heart” — Watch "Dr. STONE" Season 4 Episode 18 online in HD for free. Check streaming providers, cast, and episode details.
Where can I watch "Diamond Heart" online?
You can watch it through the button below, and it is free.
Season 4 Episode 18 — Aired on Aug 14, 2025 • runs about 24 minutes.
Directed by Shigeki Awai.
Written by Kurasumi Sunayama.
Notable cast/guest names in this episode include Yusuke Kobayashi, Makoto Furukawa, Kana Ichinose, Manami Numakura.
This page includes 2 official still(s) (when available) plus legal availability links.
Looking for “watch Dr. STONE Season 4 Episode 18 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.
Synopsis
The team discovers a giant pile of petrification devices. They take them apart to see what makes them tick.
Stills
Cast
as Senku Ishigami (voice)
as Taiju Oki (voice)
as Yuzuriha Ogawa (voice)
as Kohaku (voice)
as Chrome (voice)
as Asagiri Gen (voice)
as Nanami Ryuusui (voice)
Episodes – Season 4
Trailer / clip
There�s no trailer available for this series right now.
