canonical product

Ping S55

Iron Set · Game Improvement

12
live listings · 2 retailers: $284–$621
asking range: $539
fair, all conditions · 12 comps

buy now or wait?BUY

The value curve is flat — waiting buys you almost nothing.

≈ $3/mo depreciation (model)

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 $256 under the all-condition fair bar. — fair $539 · 12 comps
Typical drift is −8%/yr (≈ $30 at today's value) — patience usually pays. — 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 · 42 obs

$287–$473
typically sells for: −8%/yr
value trend: 90%
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: $540

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.