canonical product

Srixon ZX4 2021

Iron Set · Game Improvement

13
live listings · 5 retailers: $524–$849
asking range: $649
fair, all conditions · 10 comps

buy now or wait?BUY

This product is appreciating — waiting costs money.

days-on-market is measured, but organic clears are a small slice of this product's churn — weigh the velocity accordingly.

forecast: product evidence · verdict recomputed nightly

The verdict

each line cites its basis

Buy window: the cheapest live copy sits $125 under the all-condition fair bar. — fair $649 · 10 comps
Prices on this product are rising — waiting has historically cost money. — value model, curve fit on this product

What it has been selling for

monthly medians since 2026-01

monthly median ask · open points are sparse months (<8 observation days) drawn as facts, never interpolated — the line knits itself in as nightly snapshots accumulate

Value over time

value model, curve fit on this product · 53 obs

$468–$751
typically sells for: appreciating
value trend: 85%
held over 3 yrs

median model value by product age, 80% band — about 1 in 5 sales lands outside it · rebuilt nightly

Fair price by condition

Average9 comps: $612

own one? check what it's worth →

Same band, for less

measured comps

Heads rated to the same Game Improvement playability band, priced materially lower at fair — each fair on 5+ comps, each buyable today. Ranked by what you save, weighted by how well-measured the saving is. Nothing here is paid placement; there is none on this site.