Riker Brothers American Art Deco Platinum Sapphire & Diamond Ring
Riker Brothers American Art Deco Platinum Sapphire & Diamond Ring
Couldn't load pickup availability
Description
This vintage Riker Brothers ring, crafted in platinum circa 1920, features a geometric cluster design with intricate openwork and millegrain edging. At its center is a diamond-shape step-cut unheated blue sapphire weighing approximately 0.90 carats, set in an open-back rubover setting. Surrounding it are twenty round old cut diamonds with an approximate combined weight of 0.70 carats, secured in open-back grain and rubover settings. The decoratively pierced gallery and scrolling openwork shoulders lead to a ribbed flat shank; the ring is size 5 (US) and can be resized. It is accompanied by Gemmological Certification Services report.

Book An Appointment
Tailored just for you, our concierge service will help you find the perfect piece from our rarest collection of jewelry.
We’re here to help.
Our Expertise
The Jewelers Circle sources from the most esteemed and experienced jewelers in the industry. To ensure items are described accurately, we have a unique partnership with the International Antique Jewelers Association (IAJA) to independently assess each piece of jewelry before it is sent to our clients. Upon successful completion of this careful examination process, a document signed by one of the renowned IAJA experts will be issued and sent along with your jewelry piece.
-
Secure delivery
-
Personalized assistance
-
100% secure payment
-
Authenticity commitment
Frequently asked questions
How is my order shipped?
All items shipped are insured and secured. A signature upon delivery is required to ensure a smooth and safe delivery.
Is there someone I can contact if I have any questions?
Yes, we have a Concierge Team to assist you with any questions. Please call +1.212.580.3091 or email [email protected].
Can I trust that my payments are secure?
Yes, we take security seriously and ensure that all payments are safe and protected. If you choose to pay using a credit card, your payment will be handled by our payment provider partner, Stripe, who will securely hold the payment until the return period has passed. If you decide to request a refund within the returns period, the funds will be returned to your original payment method. For bank transfers, the payment processing is also handled in a secure manner.
How is the jewelry authenticated?
The Jewelers Circle works in association with the International Antique Jewelers Association (IAJA) to assess each piece of jewelry before it is sent to our clients. Upon successful completion of this careful examination process, a document signed by an IAJA expert will be issued and sent along with your jewelry piece. Learn more