Heart Cockle
Shell · 3-star rarity · Sells for 85 Gold
How to get: Ocean Cleanup
Ocean Cleanup Lv 3It will not appear before then, whatever the place, hour or weather.
Found from 00:00 to 18:00.
Where and when
| Kind | Shell |
| Availability | Always available |
| Time | 00:00–18:00 |
| Weather | SunnyRainyRainbow |
Star grades
Heart Cockle comes in star grades, and a higher grade sells for more.
| Grade | Sells for |
|---|---|
| ★☆☆☆☆ Dull | 85 |
| ★★☆☆☆ Ordinary | 170 |
| ★★★☆☆ Clear | 255 |
| ★★★★☆ Rare | 340 |
| ★★★★★ Superb | 850 |
Certificate
Collecting Heart Cockle counts toward the Beginner Seashell Collector certificate, one of 6 things that do. The ranks are Beginner Seashell Collector, Apprentice Seashell Collector, Expert Seashell Collector, Master Seashell Collector, with 20 points to reach the second. Collecting one pays 
Certified Mark (Tiger Lucine).
Description
| Encyclopedia | One alone forms a heart, and two together make a three‑dimensional one. Practically built for romance. |
Name in every language
| 简体中文 | 鸡心蛤 |
| 繁體中文 | 雞心蛤 |
| English | Heart Cockle |
| Deutsch | Flache Herzmuschel |
| Français | Coquille cœur |
| 日本語 | リュウキュウアオイ |
| 한국어 | 흰꽈리조개 |
| Español | Berberecho del corazón |
| Português | Berbigão-coração |
| ไทย | หอยแครงหัวใจ |
| Русский | Сердцевидка |
| Bahasa | Heart Cockle |