diff --git a/src/app/(site)/draw-badge/page.tsx b/src/app/(site)/draw-badge/page.tsx
index e72d6c93..322a3807 100644
--- a/src/app/(site)/draw-badge/page.tsx
+++ b/src/app/(site)/draw-badge/page.tsx
@@ -2,6 +2,7 @@ import { desc, eq } from "drizzle-orm";
 import { redirect } from "next/navigation";
 import { buyBadge } from "@/actions/draw-badge";
 import { ContentCard, EmptyState, StatBlock } from "@/components/public/ui";
+import { CurrencyIcon } from "@/components/shared/currency-icon";
 import { auth } from "@/lib/auth";
 import { db, User, WebsiteDrawbadges } from "@/lib/db";
 import { siteSettings } from "@/lib/services/site-settings";
@@ -193,7 +194,7 @@ export default async function DrawBadgePage({
 										<div style={{ minWidth: 0 }}>
 											<h3 style={{ margin: 0 }}>{b.badgeName}</h3>
 											<span className="currency">
-												<span className="coin credits">cr</span>
+												<CurrencyIcon kind="credits" size={22} alt="" />
 												{price.toLocaleString()}
 											</span>
 										</div>
diff --git a/src/app/(site)/leaderboard/page.tsx b/src/app/(site)/leaderboard/page.tsx
index 165a5c2f..c25b9326 100644
--- a/src/app/(site)/leaderboard/page.tsx
+++ b/src/app/(site)/leaderboard/page.tsx
@@ -2,6 +2,10 @@ import { desc, eq, inArray } from "drizzle-orm";
 import Link from "next/link";
 import { getTranslations } from "next-intl/server";
 import { ContentCard, EmptyState, RankBadge } from "@/components/public/ui";
+import {
+	CurrencyIcon,
+	type CurrencyKind,
+} from "@/components/shared/currency-icon";
 import { UserAvatarThumbnail } from "@/components/shared/user-avatar-thumbnail";
 import { db, User, UsersCurrency, UsersSettings } from "@/lib/db";
 
@@ -10,12 +14,12 @@ export const metadata = { title: "Leaderboard" };
 // Currency type ids (see UsersCurrency in src/db/schema.ts):
 //   Credits = -1 (lives on users.credits), Duckets = 0, Diamonds = 5.
 const TABS = [
-	{ key: "credits", label: "Credits", coin: "credits" },
-	{ key: "diamonds", label: "Diamonds", coin: "diamonds" },
-	{ key: "duckets", label: "Duckets", coin: "duckets" },
-	{ key: "achievement", label: "Achievement", coin: "" },
-	{ key: "respects", label: "Respects", coin: "" },
-	{ key: "onlinetime", label: "Online Time", coin: "" },
+	{ key: "credits", label: "Credits" },
+	{ key: "diamonds", label: "Diamonds" },
+	{ key: "duckets", label: "Duckets" },
+	{ key: "achievement", label: "Achievement" },
+	{ key: "respects", label: "Respects" },
+	{ key: "onlinetime", label: "Online Time" },
 ] as const;
 
 type TabKey = (typeof TABS)[number]["key"];
@@ -155,7 +159,6 @@ export default async function LeaderboardPage({
 	const active: TabKey = TABS.some((tab) => tab.key === type)
 		? (type as TabKey)
 		: "credits";
-	const activeTab = TABS.find((tab) => tab.key === active) ?? TABS[0];
 
 	const rows = await (active === "credits"
 		? loadCreditsRows()
@@ -166,10 +169,10 @@ export default async function LeaderboardPage({
 					SETTINGS_FIELD[active as keyof typeof SETTINGS_FIELD],
 				));
 
-	const valueOnly =
-		active === "achievement" ||
-		active === "respects" ||
-		active === "onlinetime";
+	const activeCurrency: CurrencyKind | null =
+		active === "credits" || active === "diamonds" || active === "duckets"
+			? active
+			: null;
 
 	return (
 		<main style={{ display: "grid", gap: "1.5rem" }}>
@@ -226,16 +229,20 @@ export default async function LeaderboardPage({
 											</Link>
 										</td>
 										<td style={{ textAlign: "right" }}>
-											{valueOnly ? (
-												<strong>{formatValue(active, row.value)}</strong>
-											) : (
+											{activeCurrency ? (
 												<span
 													className="currency"
 													style={{ display: "inline-flex" }}
 												>
-													<span className={`coin ${activeTab.coin}`} />
+													<CurrencyIcon
+														kind={activeCurrency}
+														size={22}
+														alt=""
+													/>
 													{row.value.toLocaleString()}
 												</span>
+											) : (
+												<strong>{formatValue(active, row.value)}</strong>
 											)}
 										</td>
 									</tr>
diff --git a/src/app/(site)/rankings/page.tsx b/src/app/(site)/rankings/page.tsx
index 71056cb5..22b9b26e 100644
--- a/src/app/(site)/rankings/page.tsx
+++ b/src/app/(site)/rankings/page.tsx
@@ -7,6 +7,7 @@ import {
 	OnlineBadge,
 	RankBadge,
 } from "@/components/public/ui";
+import { CurrencyIcon } from "@/components/shared/currency-icon";
 import { UserAvatarThumbnail } from "@/components/shared/user-avatar-thumbnail";
 import { db, User } from "@/lib/db";
 
@@ -69,7 +70,7 @@ export default async function RankingsPage() {
 											<Link href={`/u/${u.username}`}>{u.username}</Link>
 										</h3>
 										<p className="currency" style={{ margin: "0 0 0.3rem" }}>
-											<span className="coin credits">c</span>
+											<CurrencyIcon kind="credits" size={22} alt="" />
 											{u.credits.toLocaleString()}
 										</p>
 										<OnlineBadge online={u.online === "1"} />
diff --git a/src/app/(site)/shop/page.tsx b/src/app/(site)/shop/page.tsx
index 8a25e62a..fe8514cb 100644
--- a/src/app/(site)/shop/page.tsx
+++ b/src/app/(site)/shop/page.tsx
@@ -4,6 +4,7 @@ import { getTranslations } from "next-intl/server";
 import type { CSSProperties } from "react";
 import { buyShopArticle } from "@/actions/shop";
 import { ContentCard, EmptyState } from "@/components/public/ui";
+import { CurrencyIcon } from "@/components/shared/currency-icon";
 import { auth } from "@/lib/auth";
 import { db, WebsiteShopArticles, WebsiteShopCategories } from "@/lib/db";
 import { excerpt } from "@/lib/format";
@@ -277,19 +278,19 @@ export default async function ShopPage({
 								>
 									{a.credits ? (
 										<span className="currency">
-											<span className="coin credits">cr</span>
+											<CurrencyIcon kind="credits" size={22} alt="" />
 											{a.credits.toLocaleString()}
 										</span>
 									) : null}
 									{a.duckets ? (
 										<span className="currency">
-											<span className="coin duckets">du</span>
+											<CurrencyIcon kind="duckets" size={22} alt="" />
 											{a.duckets.toLocaleString()}
 										</span>
 									) : null}
 									{a.diamonds ? (
 										<span className="currency">
-											<span className="coin diamonds">di</span>
+											<CurrencyIcon kind="diamonds" size={22} alt="" />
 											{a.diamonds.toLocaleString()}
 										</span>
 									) : null}
diff --git a/src/app/globals.css b/src/app/globals.css
index c8d036c1..182e3d0c 100644
--- a/src/app/globals.css
+++ b/src/app/globals.css
@@ -620,15 +620,6 @@ tbody tr:hover {
 	border: 1px solid color-mix(in srgb, var(--color-text-muted) 15%, transparent);
 	color: var(--color-pill-text-readable, var(--color-text-readable));
 }
-.currency .coin {
-	width: 22px;
-	height: 22px;
-	border-radius: 999px;
-	display: grid;
-	place-items: center;
-	color: #fff;
-	font-size: 0.7rem;
-}
 .nav-credit-icon {
 	background: #e9b124 url("/assets/images/icons/currency/credits.png") center
 		no-repeat;
diff --git a/src/components/shared/public-currency-contract.test.tsx b/src/components/shared/public-currency-contract.test.tsx
new file mode 100644
index 00000000..78e465cf
--- /dev/null
+++ b/src/components/shared/public-currency-contract.test.tsx
@@ -0,0 +1,42 @@
+import { readFileSync } from "node:fs";
+import { resolve } from "node:path";
+import { renderToStaticMarkup } from "react-dom/server";
+import { describe, expect, it } from "vitest";
+import { CurrencyIcon } from "./currency-icon";
+
+const publicCurrencyFiles = [
+	"src/app/(site)/rankings/page.tsx",
+	"src/app/(site)/leaderboard/page.tsx",
+	"src/app/(site)/shop/page.tsx",
+	"src/app/(site)/draw-badge/page.tsx",
+];
+
+function source(path: string): string {
+	return readFileSync(resolve(process.cwd(), path), "utf8");
+}
+
+describe("public currency presentation contract", () => {
+	it.each([
+		["credits", "/assets/images/icons/currency/credits.png"],
+		["duckets", "/assets/images/icons/currency/duckets.png"],
+		["diamonds", "/assets/images/icons/currency/diamonds.png"],
+	] as const)("renders the %s asset", (kind, expectedSrc) => {
+		const html = renderToStaticMarkup(
+			<CurrencyIcon kind={kind} size={22} alt="" />,
+		);
+		expect(html).toContain(expectedSrc);
+		expect(html).toContain('width="22"');
+		expect(html).toContain('height="22"');
+		expect(html).toContain('alt=""');
+	});
+
+	it.each(publicCurrencyFiles)("removes placeholder coins from %s", (path) => {
+		const contents = source(path);
+		expect(contents).not.toMatch(/className=(?:"coin|\{`coin)/);
+		expect(contents).toContain("<CurrencyIcon");
+	});
+
+	it("removes the obsolete coin CSS contract", () => {
+		expect(source("src/app/globals.css")).not.toContain(".currency .coin");
+	});
+});