canonical product
Callaway Big Bertha OS
Iron Set · Ultra Game Improvement
- 7
- live listings · 2 retailers
- $357–$570
- asking range
buy now or wait?BUY
The value curve is flat — waiting buys you almost nothing.
≈ $4/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- Typical drift is −12%/yr (≈ $48 at today's value) — patience usually pays. — value model, curve fit on this product
What it has been selling for
monthly medians since 2026-01Value over time
value model, curve fit on this product · 44 obs- $307–$512
- typically sells for
- −12%/yr
- 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
Not enough comps to band by condition yet.
own one? check what it's worth →Live listings
cheapest first · 7 liveCallaway Big Bertha OS Iron Set 7-PW AW True Temper Speed Step 80 Steel Regular Right Handed -1/4"
AverageRegular2nd Swing
Callaway Big Bertha OS Iron Set
AverageRegularGlobalGolf
Callaway Big Bertha OS Iron Set 7-PW AW UST Mamiya Recoil ES 460 Graphite Regular Right Handed -1/4"
AverageRegular2nd Swing
Callaway Big Bertha OS Iron Set 5-PW UST Mamiya Recoil ESX 460 F2 Graphite Senior Left Handed +1/4"
Below AverageSeniorLH2nd Swing
Callaway Big Bertha OS Iron Set 7-PW AW UST Mamiya Recoil ES 460 Graphite Senior Right Handed -3/4"
Below AverageSenior2nd Swing
Callaway Big Bertha OS Iron Set 5-PW AW UST Mamiya Recoil ES 460 Graphite Regular Right Handed STD
AverageRegular2nd Swing
Callaway Big Bertha OS Iron Set 3-PW Nippon NS 990 Steel Uniflex Right Handed -1 1/4"
AverageUniflex2nd Swing