0.85ct Opal and 1.68ct Diamond, 18ct Yellow Gold Trilogy Ring - Antique Circa 1890

0.85ct Opal and 1.68ct Diamond, 18ct Yellow Gold Trilogy Ring - Antique Circa 1890

7 Video Views·Oct 24, 2025

A stunning, fine and impressive antique 0.85 carat opal and 1.68 carat diamond, 18 carat yellow gold trilogy ring; part of our diverse antique opal engagement rings collection.

This stunning, fine and impressive antique Victorian ring has been crafted in 18ct yellow gold.

The scrolling setting displays a central claw set 0.85ct cabochon cut opal.

The opal is flanked with a 0.83ct and 0.81ct Old European cut diamonds, each claw set in a horizontal trilogy design.

The main setting is further embellished with six pavé set Old European cut diamonds, set in sequence with the main gemstones.

The elevated, scroll decorated ring shoulders integrate with the claw settings and blend seamlessly with the plain 18ct yellow gold ring shank.

This antique opal ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 18 carat gold.

This impressive opal and diamond ring is supplied with two IDGL diamond grading report certificates for the feature stones, in addition to an IDGL diamond grading report card for the supporting stones.

Such antique trilogy rings set with large feature very high colour graded diamonds are rare to the market and becoming increasingly difficult to locate.

This opal trilogy ring, embellished with diamonds in yellow gold, is a meaningful present for birthdays, anniversaries, or romantic milestones. It embodies the past, present, and future, rendering it a splendid selection for an alternative engagement ring.

Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone.

Condition

This antique trilogy ring is excellent quality, set with a stunning opal displaying a scintillating play of colour and presence.

The very high colour and clarity graded feature diamonds display a fine white colour, brilliance and presence; there is a minor loss to the girdle of one diamond.

The gemstone ring is an excellent gauge of gold and is in excellent condition.

Reflections in photographs may detract from the true representation of this impressive opal trilogy ring in yellow gold.

Opal Quality
Cut Cabochon
Content 0.85 carat

Diamond Quality
Feature Diamond One
Colour E
Clarity VS2
Cut Old European
Content 0.83 carat
Dimensions 5.98mm (length) x 5.96mm (width) x 3.74mm (depth)

Feature Diamond Two
Colour E
Clarity VS1
Cut Old European
Content 0.81 carat
Dimensions 5.94mm (length) x 5.90mm (width) x 3.81mm (depth)

Supporting Diamonds
Colour (average grades) K
Clarity (average grades) P2
Cut Old European
Content 0.04 carat

Total Diamond Content: 1.68 carats

Number of Diamonds: 8

Dimensions
Width of setting 7.97mm/0.31"
Height of setting 5.08mm/0.2"

Ring Size
UK Size M
USA Size 6

The ring size may be professionally adjusted in size on request to meet your personal requirements.

Weight: 4.49 grams

Date: Circa 1890