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Description
Made with certified recycled precious metal. Our silver, gold and platinum is refined from certified recycled content rather than newly mined ore, through refiners audited by outside parties.
How we source our metal
A refined cast setting designed for round center stones, this 4-prong head features a peg base for secure tube or shank mounting. Available in 14K white gold, 18K white gold, and platinum, it accommodates round stones from .25ct (4.0mm) up to 3.5ct (10.0mm)—making it a versatile choice for solitaire rings, pendants, and custom fine jewelry builds.
Features
- 4-prong cast head designed for round center stones
- Peg base for mounting to a tube or shank
- Available in 14K white gold, 18K white gold, and platinum
- 12 stone size options ranging from .25ct (4.0mm) to 3.5ct (10.0mm)
- Dimensions vary by stone size—see Available Options for full measurements
Specifications
| Setting Style | 4-Prong Cast Head with Peg |
|---|---|
| Stone Shape | Round |
| Metal Types | 14K White Gold, 18K White Gold, Platinum |
| Stone Size Range | .25ct (4.0mm) – 3.5ct (10.0mm) |
| Number of Stone Sizes | 12 |
Available Options
| Part # | Metal | Stone Size | Height / Top Width / Bottom Width |
|---|---|---|---|
| 11-540 | 14K White Gold | .25ct (4.0mm) | 5.9mm / 5.4mm / 2.2mm |
| 11-541 | 14K White Gold | .33ct (4.5mm) | 6.4mm / 5.6mm / 2.7mm |
| 11-542 | 14K White Gold | .50ct (5.0mm) | 7.2mm / 6.8mm / 3.1mm |
| 11-543 | 14K White Gold | .65ct (5.5mm) | 7.4mm / 6.8mm / 2.4mm |
| 11-544 | 14K White Gold | .75ct (6.0mm) | 7.4mm / 7.2mm / 2.6mm |
| 11-545 | 14K White Gold | 1.0ct (6.5mm) | 8.0mm / 7.7mm / 3.0mm |
| 11-546 | 14K White Gold | 1.25ct (7.0mm) | 7.8mm / 8.0mm / 2.5mm |
| 11-547 | 14K White Gold | 1.5ct (7.5mm) | 7.8mm / 7.9mm / 3.0mm |
| 11-548 | 14K White Gold | 2.0ct (8.0mm) | 8.2mm / 8.2mm / 2.9mm |
| 11-549 | 14K White Gold | 2.5ct (8.5mm) | 8.7mm / 8.8mm / 3.0mm |
| 11-550 | 14K White Gold | 3.0ct (9.0mm) | 9.1mm / 9.1mm / 3.5mm |
| 11-551 | 14K White Gold | 3.5ct (10.0mm) | 9.4mm / 9.6mm / 3.5mm |
| 1B-540 | Platinum | .25ct (4.0mm) | 5.9mm / 5.4mm / 2.2mm |
| 1B-541 | Platinum | .33ct (4.5mm) | 6.4mm / 5.6mm / 2.7mm |
| 1B-542 | Platinum | .50ct (5.0mm) | 7.2mm / 6.8mm / 3.1mm |
| 1B-543 | Platinum | .65ct (5.5mm) | 7.4mm / 6.8mm / 2.4mm |
| 1B-544 | Platinum | .75ct (6.0mm) | 7.4mm / 7.2mm / 2.6mm |
| 1B-545 | Platinum | 1.0ct (6.5mm) | 8.0mm / 7.7mm / 3.0mm |
| 1B-546 | Platinum | 1.25ct (7.0mm) | 7.8mm / 8.0mm / 2.5mm |
| 1B-547 | Platinum | 1.5ct (7.5mm) | 7.8mm / 7.9mm / 3.0mm |
| 1B-548 | Platinum | 2.0ct (8.0mm) | 8.2mm / 8.2mm / 2.9mm |
| 1B-549 | Platinum | 2.5ct (8.5mm) | 8.7mm / 8.8mm / 3.0mm |
| 1B-550 | Platinum | 3.0ct (9.0mm) | 9.1mm / 9.1mm / 3.5mm |
| 1B-551 | Platinum | 3.5ct (10.0mm) | 9.4mm / 9.6mm / 3.5mm |
| 1E-540 | 18K White Gold | .25ct (4.0mm) | 5.9mm / 5.4mm / 2.2mm |
| 1E-541 | 18K White Gold | .33ct (4.5mm) | 6.4mm / 5.6mm / 2.7mm |
| 1E-542 | 18K White Gold | .50ct (5.0mm) | 7.2mm / 6.8mm / 3.1mm |
| 1E-543 | 18K White Gold | .65ct (5.5mm) | 7.4mm / 6.8mm / 2.4mm |
| 1E-544 | 18K White Gold | .75ct (6.0mm) | 7.4mm / 7.2mm / 2.6mm |
| 1E-545 | 18K White Gold | 1.0ct (6.5mm) | 8.0mm / 7.7mm / 3.0mm |
| 1E-546 | 18K White Gold | 1.25ct (7.0mm) | 7.8mm / 8.0mm / 2.5mm |
| 1E-547 | 18K White Gold | 1.5ct (7.5mm) | 7.8mm / 7.9mm / 3.0mm |
| 1E-548 | 18K White Gold | 2.0ct (8.0mm) | 8.2mm / 8.2mm / 2.9mm |
| 1E-549 | 18K White Gold | 2.5ct (8.5mm) | 8.7mm / 8.8mm / 3.0mm |
| 1E-550 | 18K White Gold | 3.0ct (9.0mm) | 9.1mm / 9.1mm / 3.5mm |
| 1E-551 | 18K White Gold | 3.5ct (10.0mm) | 9.4mm / 9.6mm / 3.5mm |
Specifications
- Brand
- Otto Frei
- Part #
- 11-540
- Type
- Settings
- Country of Origin
- United States
- Dimensions
- 0.15 in x 0.15 in x 0.25 in
- Setting Style
- 4-Prong Cast Head with Peg
- Stone Shape
- Round
- Metal Types
- 14K White Gold, 18K White Gold, Platinum
- Stone Size Range
- .25ct (4.0mm) – 3.5ct (10.0mm)
- Number of Stone Sizes
- 12
California Prop 65 Warning:Cancer and Reproductive Harm. www.P65warnings.ca.gov.
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