The diamond push-up (also called the triceps push-up or close-grip push-up) is one of the most effective bodyweight movements for building the triceps. By bringing your hands together into a diamond shape directly under your sternum, you dramatically increase elbow flexion and extension demand, forcing the triceps to do the heavy lifting that a standard push-up spreads across the chest. It needs zero equipment, scales easily, and carries directly over to pressing strength and lockout power on the bench. Because the narrow base is less stable and harder on the elbows, it sits at an intermediate level, making it a smart progression once standard push-ups feel easy.
How to do the diamond push-up
- Start in a high plank with your hands together beneath your chest, bringing your thumbs and index fingers to touch so they form a diamond or triangle shape directly under your sternum.
- Set your feet hip-width apart, brace your core, and squeeze your glutes so your body forms one straight line from head to heels.
- Take a breath and lower your chest toward your hands by bending the elbows, keeping them tucked at roughly a 45-degree angle to your ribs rather than flaring wide.
- Descend under control until your chest lightly touches or nearly touches the back of your hands, keeping your shoulders away from your ears.
- Drive through your palms and forcefully extend your elbows to press your body back up, feeling the triceps contract hard at the top.
- Lock out at the top without letting your hips pike up or sag down, then reset your breath and repeat for the prescribed reps.
Muscles worked
The primary muscle worked is the triceps brachii, the three-headed muscle on the back of the upper arm responsible for straightening the elbow. Because the close diamond hand position maximizes elbow flexion and extension while minimizing horizontal pressing, the triceps drive the bulk of the movement, especially through the lockout. The chest (pectoralis major) acts as the main secondary mover, assisting the press out of the bottom position. The anterior deltoids contribute at the shoulder, while the core, glutes, and serratus anterior work isometrically to keep the torso rigid and the shoulder blades stable throughout each rep.
Benefits
- Builds triceps size and strength with no equipment, making it ideal for home, travel, or minimalist training
- Improves bench press and overhead press lockout by strengthening elbow extension under load
- Reinforces full-body tension and core stability since the narrow base demands a rigid plank
- Scales up or down easily, from incline variations for beginners to deficit or weighted versions for advanced lifters
- Trains the chest as a strong secondary mover, giving you a compound upper-body push in one movement
Common mistakes
- Letting the hips sag: brace your core and squeeze your glutes to keep a straight line from head to heels and protect your lower back.
- Flaring the elbows wide: tuck them to about 45 degrees so the triceps, not the shoulders, take the load and your elbows stay healthy.
- Hands placed too far forward under the face: position the diamond directly under your chest or sternum so the press path stays efficient.
- Cutting the range of motion short: lower until your chest nearly touches your hands rather than doing shallow half-reps.
- Letting the head and neck crane forward: keep a neutral neck with your gaze just ahead of your hands.
- Flaring at the wrists with locked-out tension: if your wrists ache, place fists or use push-up handles instead of forcing the diamond.
Form tips
- Keep your body rigid as one unit, glutes and abs braced, so the plank never collapses or pikes during the set.
- Keep elbows tucked close to your ribs throughout to bias the triceps and spare the shoulders.
- Position the diamond directly under your sternum, not your face, for the most efficient press path.
- Control the descent over one to two seconds, then press up explosively to build elbow extension power.
- If wrists complain, make fists or grip push-up bars to keep them in a more neutral, comfortable angle.
Sets & reps
For building triceps size (hypertrophy), aim for 3 to 4 sets of 8 to 15 reps with 60 seconds of rest, taking each set close to failure. If you want strength and lockout power, lower the rep range by adding load (a weight plate or backpack on your back) and perform 4 to 5 sets of 5 to 8 reps. For muscular endurance, push higher reps of 15 to 25 with shorter 30 to 45 second rests. Beginners who can't yet do a full diamond push-up should regress to an incline version with hands on a bench, then lower the surface over time. A solid default is 3 sets of 8 to 15 reps, twice per week.
Frequently asked questions
What muscles do diamond push-ups work?
Diamond push-ups primarily target the triceps brachii on the back of the upper arm, which straightens the elbow. The chest works as the main secondary mover, with the front deltoids assisting and the core, glutes, and serratus stabilizing your body in a rigid plank throughout each rep.
Are diamond push-ups better than regular push-ups for triceps?
Yes. Research on push-up hand placement shows the close diamond grip produces significantly higher triceps activation than standard shoulder-width push-ups. The narrow hands increase elbow range of motion and reduce chest leverage, so the triceps do more of the work, making it a top bodyweight choice for arm development.
Why are diamond push-ups so hard?
The close hand position gives you a smaller, less stable base and removes much of the chest's mechanical advantage, so the smaller triceps must handle more load. The longer elbow range of motion and the demand to keep your torso rigid over a narrow base all add up to a tougher rep than a standard push-up.
How many diamond push-ups should I do?
Most lifters do 3 to 4 sets of 8 to 15 reps with about 60 seconds of rest. If that's easy, add reps, slow the tempo, or load a plate on your back. If you can't complete a full rep yet, start with an incline version and progress to the floor over a few weeks.
Are diamond push-ups bad for your wrists or elbows?
They can strain the wrists and elbows if your hands are forced into an uncomfortable diamond or your elbows flare wide. Keep elbows tucked, and if your wrists ache, make fists or grip push-up handles to keep a more neutral angle. Build up volume gradually rather than maxing out cold.
Can beginners do diamond push-ups?
They're rated intermediate, so most beginners should build up first. Start with incline diamond push-ups using a bench or counter, or master standard push-ups before attempting them on the floor. As you get stronger, lower the incline until you can perform clean reps from the ground.