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Live · checked today · 10 UK retailers tracked
John Letters Mm-Forged Prototype Iron Set vs Mizuno JPX 925 Forged Iron Set
Quick verdict
Checked daily across 10 UK retailers
Price and availability verdict
John Letters Mm-Forged Prototype Iron Set is currently £99.99 used, while Mizuno JPX 925 Forged Iron Set is currently £730.95 used. Deal scores are Mizuno JPX 925 Forged Iron Set 72/100; against tracked history, John Letters Mm-Forged Prototype Iron Set is at its lowest tracked price and Mizuno JPX 925 Forged Iron Set is 769% above its lowest tracked price. John Letters Mm-Forged Prototype Iron Set is currently available from 1 UK retailer, versus 9 for Mizuno JPX 925 Forged Iron Set.
John Letters
John Letters Mm-Forged Prototype Iron Set
from £99.99
at The Second Hand Golf Shop · 1 retailer
Lowest £100 · lowest price we’ve seen
Mizuno
Mizuno JPX 925 Forged Iron Set
from £730.95
at Replay Golf · 9 retailers
Lowest £699 · good time to buy
Discount vs RRP
Price vs usual
Where to buy
John Letters Mm-Forged Prototype Iron Set
Deal intelligence
Should you buy now, or wait?
John Letters · Mm-Forged Prototype Iron Set
Not enough data yet
Mizuno · JPX 925 Forged Iron Set
Good deal today
Today £869 · typical £919 · lowest £99.95
On sale 2 times in the last 5 months
Head to head
Category leaders, from the data on this page
- Cheapest new Mm-Forged Prototype £99.99 vs £869
- Most retailers in stock JPX 925 Forged 9 vs 1
- Cheapest used Mm-Forged Prototype from £99.99 vs £730.95
Price trajectory
How each has moved since we started tracking
Lowest tracked price per day, any condition. Caddence tracks both daily. Shaded spans are days we couldn’t collect prices — the lines break rather than guessing.
Mizuno · JPX 925 Forged Iron Set
↓ £206
since 21 February 2026
Lowest £99.95 on 1 April 2026
New vs used
From used listings we track
John Letters · Mm-Forged Prototype Iron Set
NEW £99.99
USED FROM £99.99
Mizuno · JPX 925 Forged Iron Set
NEW £869
USED FROM £730.95
Used prices average 96% of new · 5 used listings tracked
Availability by build
Which configurations are in stock right now
| Build | John Letters Mm-Forged Prototype Iron Set | Mizuno JPX 925 Forged Iron Set |
|---|---|---|
| Regular | — | 3 retailers · from £919 at Golf Gear Direct → |
| Regular · Left-hand | — | 3 retailers · from £869 at Dormy Golf → |
| Stiff | — | 3 retailers · from £1,075 at Golf Gear Direct → |
| Stiff · Used | 1 retailer · from £99.99 at The Second Hand Golf Shop → | 2 retailers · from £799.99 at Nearly New Golf Clubs → |
| Standard | — | 2 retailers · from £1,095 at Express Golf → |
| Regular · Used | — | 1 retailer · from £849.95 at Replay Golf → |
| Senior · Used | — | 1 retailer · from £730.95 at Replay Golf → |
| Extra Stiff · Used | — | 1 retailer · from £888.95 at Replay Golf → |
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Common questions about the John Letters Mm-Forged Prototype Iron Set vs Mizuno JPX 925 Forged Iron Set
Prices shown are the cheapest in-stock price per retailer tracked by Caddence, updated daily. Always confirm the final price on the retailer's site.