Harman Kardon 730 Value & Price History

As of 2026-11-07, a Harman Kardon 730 has a market value at around $19. Based on 1383 estimated sales.

Market value $19 Typical range $9–$65 · based on 1383 recent sales Estimated sale prices · 1383 events · updated 2026-11-07 · how we compute this `

Original retail (1976)$450 · ~$2,450 today

Price history

Asking median is up 20% over the last 91 days ($999.99 → $1,200).

View as table

Date	Asking	Restored	Sold
2026-08-08	$999.99	—	—
2026-08-30	$1,050	—	$19
2026-09-07	$999.99	—	$18
2026-09-15	$1,050	—	$18
2026-09-23	$1,100	—	$18
2026-10-01	$1,100	$1,249.99	$18
2026-10-09	$1,050	$1,249.99	$19
2026-10-17	$1,100	$1,249.99	$18
2026-10-27	$1,200	$1,124.99	$19
2026-11-04	$1,200	—	$19
2026-11-06	$1,200	—	$19

Daily trimmed medians from qualifying eBay listings; days without a fresh sync are not plotted.

Specifications

Years produced	1976–1978
Power output	40 wpc (8 ohms)
Type	Receiver
Brand	Harman Kardon
Original MSRP	450 (1976)
Inflation-adjusted	~$2,450 today
Market value (sold)	$19

Parts & supplies

Common maintenance items for the Harman Kardon 730. eBay links are model-specific searches; Amazon links are for generic supplies that work across most equipment.

Harman Kardon 730 dial lamp kit on eBay →
Harman Kardon 730 capacitor recap kit on eBay →
Fuses for the Harman Kardon 730 on eBay →
DeoxIT D5 — cleans oxidized contacts, quiets scratchy pots on Amazon →
Multimeter — check DC offset before connecting speakers on Amazon →
Speaker wire on Amazon →

Purchases through these links may earn StereoWorth a small commission at no extra cost to you. See our affiliate disclosure. Repair budgeting: what vintage stereo repair actually costs.

Comparable models

Current listings

Live listing data loads after the next price sync.

Search Harman Kardon 730 on eBay → Search Harman Kardon 730 on Reverb →

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