Is this cassette rare?

Yes, it is a self-released item from 1992, suggesting limited initial production runs.

What is the format of this release?

The item is a single-sided cassette tape.

The music was self-released by Eldritch (4) under the "Not On Label" designation.

Name: Eldritch (4) – Quietus Eterne (Cassette, Single Sided)
Brand: Eldritch (4)

Rock

What Quietus Eterne by Eldritch (4) is worth on the used market.

Label · Not On Label (Eldritch (4) Self-released)Format · Cassette, Single SidedGenre · Rock

Used

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New / Sealed

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Live on eBay now

JunkPal AI· resale insightanalyzing sold comps…

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Price data verified against · 1

Quietus Eterne by Eldritch (4) (1992) on Cassette, Single Sided. The Discogs marketplace floor is null with 0 copies currently for sale.

Pressing, country, and condition (media + sleeve) move vinyl/CD values the most — first pressings and clean copies command a premium.

Is this cassette rare?: Yes, it is a self-released item from 1992, suggesting limited initial production runs.
What is the format of this release?: The item is a single-sided cassette tape.
Who released this music?: The music was self-released by Eldritch (4) under the "Not On Label" designation.