Salta il contenuto
Contact Us Jewelry School Partners Frequently Asked Questions Submit Tax Exemption Quick Order
Platinum 3-Stone Square Ring Mounting-Square 5.75mm Center Stone with Two-3.5mm Square Sides - Otto Frei
Otto Frei

Platinum 3-Stone Square Ring Mounting-Square 5.75mm Center Stone with Two-3.5mm Square Sides

Part # 95B-509 Only 1 left Weight -- lb / -- g
$905.66

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

This platinum 3-stone ring mounting is designed for a square center stone measuring 5.75 mm, flanked by two square side stones at 3.5 mm each. Cast and hand polished, it arrives ready for setting and sizing—making it an efficient choice for jewelers building finished pieces from quality findings. The mounting is fabricated from platinum composed of 95% platinum and 5% ruthenium, delivering the durability and prestige metal professionals and their clients expect.

Produced by America's largest family-owned findings manufacturer, this mounting is made in the USA from responsibly sourced platinum. The casting and hand-polishing process ensures clean lines and a surface finish that is bench-ready upon arrival.

Features

  • Square 5.75 mm center stone seat paired with two 3.5 mm square side stone seats
  • Cast construction with hand-polished finish—ready for setting and sizing
  • Platinum alloy: 95% platinum, 5% ruthenium
  • Made in the USA from responsibly sourced platinum
  • Produced by America's largest family-owned findings manufacturer
  • Standard USA ring size: 5-1/2

Specifications

Metal Platinum (95% platinum, 5% ruthenium)
Center Stone Size 5.75 mm square
Side Stone Size 3.5 mm square (2 stones)
Total Carat Weight Range 0.29 ct–1.11 ct (diamond weights)
Ring Size 5-1/2 (standard USA)
Finish Hand polished, ready for setting and sizing
Country of Origin USA

Notes

  • All carat weight references are in diamond weights.
  • Mounting arrives at standard USA ring size 5-1/2 and is suitable for sizing by the bench jeweler.

Specifications

Brand
Otto Frei
Part #
95B-509
Type
Ring Mountings
Dimensions
0,15 in x 0,15 in x 0,25 in
Metal
Platinum (95% platinum, 5% ruthenium)
Center Stone Size
5.75 mm square
Side Stone Size
3.5 mm square (2 stones)
Total Carat Weight Range
0.29 ct–1.11 ct (diamond weights)
Ring Size
5-1/2 (standard USA)
Finish
Hand polished, ready for setting and sizing
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.

Reviews

No reviews yet. Be the first to share your experience with this product.

Write a review ↓