Soft co-poly
Solstice Power
Massive spin and pinpoint control in a comfortable co-poly. Diadem’s flagship spin string, built for every level.
Diadem product pageDiadem strings
Info, not a hard sell. The $35 base job includes string — we use Diadem. Names and one-line descriptions are from diademsports.com. We do not invent gauges or prices here.
Soft co-poly
Solstice Black
The next generation of Solstice Power: a black pigment for an even softer feel, plus improved tension maintenance.
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Firm co-poly
Pro X
The firmest, most powerful string in the Diadem line, built with pro-player input for an explosive response.
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Round co-poly
Flash
A round-profile co-poly built to last. The pick for frequent string breakers and hybrids.
On Diadem’s finder
Firm co-poly
Elite XT
A stiffer, explosive co-poly with elite tension maintenance. For advanced, precise ball-strikers.
On Diadem’s finder
Multifilament
Impulse
A soft, gut-like multi with easy power. Arm-friendly comfort for slower swings and tennis elbow.
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Premium multifilament
Dark Matter
A vibration-dampening premium multi with above-average power and real spin potential. Ultra-smooth and arm-friendly.
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Monofilament
Evolution
A responsive, comfortable monofilament with easy power. TIA top-rated, and best used as the cross string in a hybrid setup. Evolution is sold in several colors, including Azure Blue — Azure Blue is a colorway, not a separate model listed here.
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Synthetic gut
SG Ultra
A true entry-level string: feel and durability at a low cost. Great alone or in a hybrid.
On Diadem’s finderProduct photos: Diadem DAM / diademsports.com (see LICENSES.md). Current gauges and availability: diademsports.com. We do not string natural gut.
Which string fits you?
Use the picks site, then book. Don’t guess if you don’t want to.
What tension?
Low / mid / high and pounds, in plain English.