I am particularly excited about your project. I am well-versed in the use of Fusion 360, which will allow me to bring your speargun design to life with precision and detail. Additionally, my proficiency in Plasticity 3D aligns perfectly with the requirements of this task, ensuring that the final model is ready for manufacturing processes such as CNC machining or injection molding.
Furthermore, I possess a strong understanding of ergonomic design principles that will greatly benefit the anatomical handle of your speargun. While you requested a handle design from scratch due to limited reference images, you're in good hands as creating custom designs is one of my specialties. Along with this, my mastery over SolidWorks, Blender, and Keyshot ensures a streamlined workflow and strong attention to detail at every step of the design process.
To further underscore my suitability for this project, I encourage you to review my portfolio, which showcases my versatility across a range of disciplines - from consumer products to medical devices. My adaptable skill-set paired with an impeccable sense of aesthetics ensures that not only will I produce a speargun model that caters to all your detailed specifications but also a model that is visually stunning and captivating. I look forward to the opportunity to bring your design to life!