Create Your Dream Engagement Ring with Rhino 7

Table of Contents

1. Introduction
2. Setting up the Round Stone
3. Drawing the Setting
4. Adjusting the Prong Size
5. Creating the Prong Shape
6. Tapering the Prongs
7. Creating the Ring Shank
8. Designing the Shank Bridge
9. Blending the Shank
10. Creating the Bottom of the Shank
11. Splitting the Shank
12. Sweeping the Shank Profile
13. Adding the Bridge
14. Polishing and Production Considerations
15. Separating the Puzzle Pieces
16. Casting and Polishing

Introduction

In this article, we will explore the process of creating a four-prong setting with a cathedral ring shank. We will go through each step, from setting up the round stone to finalizing the design. By following these instructions, You will be able to Create a stunning piece of jewelry. So let's get started!

1. Setting up the Round Stone

The first step in creating the four-prong setting is to set up the round stone. This involves determining the size of the stone and drawing its shape. To ensure a proper fit, it is recommended to make the ring the same size as the stone. By doing so, you can avoid any sizing issues and create a seamless design.

2. Drawing the Setting

Once the ring size has been determined, it's time to draw the setting. This involves drawing a straight line to indicate where the prongs will be placed. The prongs should be slightly longer than the stone and positioned to overlap the center. It's important to consider the thickness of the prongs compared to the stone to ensure stability.

3. Adjusting the Prong Size

Before finalizing the prongs, it's important to assess their thickness. The prong thickness should be proportional to the size of the stone. In this case, the prong measures 0.8 millimeters thick, which is suitable for the stone size. However, it can be adjusted if necessary to ensure both aesthetics and stability.

4. Creating the Prong Shape

To create a visually appealing prong shape, it's recommended to make them slightly taller than the table of the stone. This can be achieved by using the Blend command to smooth out the prongs' edges. By blending the edges, you can create a more organic and visually pleasing shape.

5. Tapering the Prongs

To add dimension and visual interest to the prongs, you can consider tapering them from the top. This can be done by tilting the prong curves slightly using the gumball tool. By tapering the prongs, you can create a more graceful and elegant appearance.

6. Creating the Ring Shank

The next step is to create the ring shank. Start by splitting the shank into two parts — the top and the bottom. This split allows for a more seamless flow into the setting. Use the blend command to create a smooth curve between the two split points, ensuring a visually appealing transition.

7. Designing the Shank Bridge

To add structural support to the ring shank, it's essential to design a bridge underneath it. However, the bridge does not need to extend all the way to the bottom. Care should be taken not to interfere with the stone while still providing adequate support. Use the fillet command to create a rounded edge on the bridge for added comfort.

8. Blending the Shank

To create a harmonious design, it's important to blend the shank and the bridge. Use the blend command to create a smooth transition between the shank and the bridge, ensuring a visually pleasing connection. Adjust the blend curve as needed to achieve the desired shape.

9. Creating the Bottom of the Shank

Next, create the bottom part of the ring shank. This can be done using the Sweep one rail command. Select the cross-section curves and the rail curve to create the desired shape. Ensure that the bottom part of the shank has the appropriate thickness and proportion to the overall design.

10. Splitting the Shank

To ensure a more polished finish and ease of production, it's advised to split the shank into puzzle pieces. This involves creating separate parts for the shank and the bridge. By doing so, each component can be cast and polished separately, making it easier to achieve a Flawless result.

11. Sweeping the Shank Profile

To refine the shape of the ring shank, use the sweep one rail command. This allows you to create a smooth and continuous surface from the top to the bottom of the shank. Adjust the cross-section curves and the rail curve as needed to achieve the desired shape and thickness.

12. Adding the Bridge

Once the shank is complete, reassemble the puzzle pieces. The bridge should fit snugly into the space created underneath the shank. Use the join command to connect all the separate components and ensure a seamless design. Double-check the fit and alignment before proceeding.

13. Polishing and Production Considerations

Before finalizing the design, it's crucial to consider the production process and the polishing requirements. Some areas, such as the prong points and the spaces between the prongs, may be challenging to polish. It's recommended to separate these areas into two parts for easier polishing and a flawless finish.

14. Separating the Puzzle Pieces

To facilitate the production process, separate the puzzle pieces. This involves creating a copy of the bridge and using it to subtract from the complete shank. By doing so, you can create two separate pieces that can be cast and polished individually. This allows for better control and precision during the production process.

15. Casting and Polishing

Once the puzzle pieces are separated, they can be cast using the preferred casting method. After casting, the individual pieces can be polished separately to ensure a high-quality finish. Once polished, the puzzle pieces can be reassembled by soldering them back together. Trim any excess solder for a seamless and polished final product.

And there you have it! By following these step-by-step instructions, you can create a stunning four-prong setting with a cathedral ring shank. Enjoy the process and create a beautiful piece of jewelry that will be cherished for years to come.

Highlights

• Learn how to create a four-prong setting with a cathedral ring shank.
• Understand the importance of proper sizing and alignment.
• Master the techniques of drawing, blending, and tapering prongs.
• Design a seamless and visually appealing ring shank.
• Split puzzle pieces for easier production and polishing.
• Create a flawless finish through casting and individual polishing.

FAQ

Q: Can I adjust the prong size and shape to fit different stone sizes?
A: Absolutely! The prong size and shape can be adjusted to accommodate different stone sizes. Just ensure that the prongs are proportionate and provide ample support for the stone.

Q: Should I separate the puzzle pieces during the production process?
A: Separating the puzzle pieces can greatly facilitate the production process. It allows for easier polishing and a more precise finish. However, it is not mandatory and depends on your production capabilities and preferences.

Q: What is the recommended thickness for the ring shank?
A: The thickness of the ring shank can vary Based on design preferences. However, it is generally recommended to have a thickness of around 2-3 millimeters for durability and structural integrity.

Q: Can I use different metals for the setting and the shank?
A: Absolutely! Mixing metals can create a unique and visually interesting design. Just ensure that the metals are compatible and suitable for the intended use of the jewelry piece.

Q: How can I ensure a polished finish on hard-to-reach areas?
A: Polishing hard-to-reach areas can be challenging. It is advisable to separate those areas into separate puzzle pieces, allowing for easier access during the polishing process. Additionally, using appropriate polishing tools and techniques can help achieve a flawless finish.

Q: Can I customize the design further to add personal touches?
A: Absolutely! Feel free to customize the design further to add your personal touch. Jewelry design is an art form, and creativity and individuality are highly encouraged. Just ensure that any modifications maintain the structural integrity and functionality of the piece.