1930s Diamond Solitaire
A 1930s diamond solitaire is a single-stone ring from the Art Deco period, chosen for engagement or collection.

1930s Diamond Solitaire
A 1930s diamond solitaire presents a single central stone mounted as a ring, predominantly created during the Art Deco period and the 1920s. These pieces function as engagement rings or dress rings.
The versions most commonly met on this page feature old European cut diamonds or old pear cut diamonds set into precious metals. Engagement rings dominate the selection.
Originating from the 1930 era and adjacent years, these rings combine historical character with single-stone mountings.
Materials and construction
Makers utilised diamond alongside platinum, yellow gold, white gold, and 18ct yellow gold to construct these rings. Metal combinations such as 18ct gold and platinum appear frequently in the evidence.
The construction relies on precious metal settings designed to secure old cut diamonds, old European cut stones, and old pear cut diamonds.
1930s Diamond Solitaire Retail Price Guide 2026
Typical asking prices for 1930s diamond solitaire among the pieces listed under this phrase on Sellingantiques today, from the lower quarter to the upper quarter. They describe what is for sale here now, not the wider market.
Quality differences in the range
The character of the central diamond, including its cut type such as old European or pear cut, defines the upper tier of the range. Heavier carat weights, spanning from smaller stones to examples exceeding one carat, distinguish the more substantial pieces.
The choice of mounting materials, particularly combinations of platinum and 18ct gold, separates standard constructions from finer Art Deco examples.
The 1930s Diamond Solitaire Glossary
- Solitaire
- A ring featuring a single set gemstone. This setting focuses attention entirely on the central stone.
- Old European cut
- An early round diamond cut with a small table and a heavy pavilion. This cut precedes the modern brilliant standard.
- Art Deco
- A design style from the 1920s and 1930s characterised by geometric clarity and streamlined mounts. It influences the architecture of these rings.
- Platinum
- A dense, durable white metal used for secure stone settings. It provides a strong contrast to yellow gold bands.
1930s Diamond Solitaire: Frequently Asked Questions
What is a 1930s diamond solitaire?
A 1930s diamond solitaire is a ring featuring a single central diamond mounted in metals like platinum or gold.
These pieces originate from the Art Deco period and are typically worn as engagement rings.
How do I identify a 1930s ring?
Identification relies on observing the stone cuts, such as old European or old pear cuts, alongside mountings in platinum and 18ct gold.
The style corresponds directly to the Art Deco period of the 1920s and 1930s.
What metals were used?
Makers utilised platinum, yellow gold, white gold, and 18ct yellow gold.
Combinations of 18ct gold and platinum appear regularly in the construction of these rings.
How were these rings worn?
These pieces served as engagement rings and personal adornments during the 1930 era.
They continue to function as daily wear engagement rings or collected vintage pieces.