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The JPX 900 Forged is the iron that pulled Mizuno's forged feel out of the pure blade world and handed it to better players who still want help. It came out in 2016, and it's the one where Mizuno started using Boron in the 1025E mild carbon steel. That Boron let them build a thinner, stronger face without giving up the soft impact feel forged Mizuno irons are known for. The result is a players cavity that feels dense and buttery through the ball but launches easier than the MP irons sitting next to it in the bag.
Brooks Koepka won majors with these in the bag, which tells you something about the ceiling. This is not a beginner iron. The 34 degree 7-iron loft is honest, the top line is thin, and the offset is modest, so mishits still cost you distance. What you get in exchange is control. You can flight it down, work it both ways, and trust the number when you catch one flush.
Think of it as the bridge club. If you've outgrown a chunky game improvement iron but a full blade feels like too much punishment, the JPX 900 Forged lives right in that gap. It's forgiving enough for a mid single-digit handicap to game every round, and precise enough that a scratch player won't feel shortchanged.
In short
The Mizuno JPX 900 Forged (2016) is a players cavity that adds forgiveness without much extra size. The set runs 3-iron to PW with a 34° 7-iron. It carries a $999 MSRP.
Last-gen value buy
The newer JPX 925 Forged (2025) is already out, so the JPX 900 Forged now sells at closeout pricing. If you do not need the very latest tech, this is the smart-money pick.
Based on release timing and this line's typical refresh cycle, not a live price quote.
Modeled from the $999 original MSRP and a 10-year-old release (about 12% of MSRP retained used).
Used market value
$100 - $135
Private sale, fair to like-new
Trade-in value
$60 - $95
What a shop typically pays
Get an exact quote
Estimate only, from a depreciation model, not a live quote. Search “Mizuno JPX 900 Forged” on the sites above for the real number, which varies with condition, shaft, and demand.
The JPX 900 Forged is the 1st of 6 generations Mizuno has released in this line, from the JPX 900 Forged (2016) to the JPX 925 Forged (2025). It is where the line started. The JPX 919 Forged (2018) replaced it.
| 3i | 4i | 5i | 6i | 7i | 8i | 9i | PW |
|---|---|---|---|---|---|---|---|
| 20.0° | 23.0° | 26.0° | 30.0° | 34.0° | 38.0° | 42.0° | 46.0° |
Stock steel shaft. Lofts are approximate and subject to manufacturing tolerances.
Typical carry by swing speed, adjusted for this set's actual lofts. Your numbers will vary with strike, shaft, and conditions.
| Club | Loft | Moderate swing~130y 7-iron | Average swing~145y 7-iron | Faster swing~159y 7-iron |
|---|---|---|---|---|
| 3-iron | 20° | 162 y | 181 y | 199 y |
| 4-iron | 23° | 154 y | 172 y | 189 y |
| 5-iron | 26° | 147 y | 164 y | 180 y |
| 6-iron | 30° | 139 y | 155 y | 170 y |
| 7-iron | 34° | 130 y | 145 y | 159 y |
| 8-iron | 38° | 121 y | 135 y | 148 y |
| 9-iron | 42° | 111 y | 124 y | 136 y |
| PW | 46° | 102 y | 114 y | 125 y |
Carry distances are modeled from TrackMan-based norms scaled to each club's loft, not measured for this exact model.
The story here is the Boron-infused 1025E Pure Select mild carbon steel. Adding Boron makes the steel stronger, which let Mizuno mill the face thinner than a standard forged iron. A thinner face flexes more at impact, so ball speed goes up without cranking the lofts into fantasy territory. The 7-iron sits at 34 degrees, which is genuinely traditional for this category, so the gapping stays clean and the descent angles hold greens. Grain Flow Forged HD construction runs the grain of the steel continuously from neck to toe, and that's a big part of why these feel the way they do. The cavity is filled with progressive geometry, thicker and more stable in the long irons where you want forgiveness, thinner and more compact through the scoring clubs where you want feedback. Standard shaft in most builds was the True Temper XP 115, a lighter steel option that suits the moderate-to-strong swing speeds this iron targets.
The Mizuno JPX 900 Forged's 7-iron is lofted at 34° - traditional - aligned with classic iron loft standards. For a golfer with an 85-95 mph swing speed, this projects to a 7-iron carry of approximately 136-146 yards. The 5-iron (26°) to 7-iron gap of 8° is spread across a wide range, which may create overlapping distance windows with similarly lofted fairway woods or hybrids. The pitching wedge at 46° is traditionally lofted, pairing naturally with a standard 52° gap wedge.
It fits roughly a 0 to 12 handicap. Scratch and low single-digit players get the workability and feedback they want, while mid handicappers still get enough face flex and cavity stability to keep bad swings playable. Higher handicappers are usually better served by a full game improvement iron with a wider sole and more offset.
Traditional for a players cavity. The 7-iron is 34 degrees and the pitching wedge is 46, which is about as honest as modern irons get. You won't gain artificial distance from jacked lofts here, but your gapping into the wedges and short irons stays clean and your greens hold better because the ball comes down at a proper angle.
Mizuno added Boron to their 1025E mild carbon steel for this iron. Boron makes the steel stronger, which let them forge a thinner face. A thinner face flexes more at impact, so you get more ball speed without losing the soft forged feel. It's the reason this iron launches and carries a little easier than a comparable blade.
The MP line is a step more demanding. Those heads are smaller, the top lines are thinner, and they punish mishits harder. The JPX 900 Forged uses the Boron face and a slightly more forgiving cavity to give you more help on off-center strikes while keeping most of the feel. If you love Mizuno feel but the MP irons feel like too much iron, this is the friendlier choice.
Yes, if you find a clean set at the right price. The Boron forging tech still holds up, the feel is excellent, and the traditional lofts mean it hasn't been made obsolete by distance gimmicks. Check the grooves on the scoring irons for wear, since spin drops off once those wear down, and make sure the shafts match your swing speed.
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