1970s 1.15 Carat Sapphire and 1.65 Carat Diamond, 18k White Gold Cluster Ring

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A stunning, fine and impressive vintage 1.65 carat diamond and 1.15 carat natural blue sapphire cluster ring in 18 karat white gold; part our vintage jewelry and estate jewelry collections

This stunning vintage sapphire cluster ring has been crafted in 18k white gold.

The pierced decorated frame displays a feature six claw set round cut 1.15ct natural blue sapphire held in relief to the centre of the arrangement.

The sapphire is bordered above and below with six modern brilliant round cut, well color matched diamonds.

Four marquise cut diamonds further ornament the design, integrating with the marquise diamond set pierced decorated, elevated ring shoulders.

The subtly flared shoulders blend seamlessly with the 18k hallmarked white gold ring shank.

The interior of the shank is clearly hallmarked with the gold guarantee mark (crown), 18k gold fineness mark 750, London Assay Office mark (leopard's head) and the date letter for 1976 (B).

This impressive vintage sapphire and diamond cluster ring is supplied with an independent diamond grading report card.

Sapphire Quality

Color Natural blue
Cut Round
Content 1.15 carats
Dimensions 6.87mm x 6.76mm x 3.02mm

Diamond Quality

Color (average grades) F
Clarity (average grades) SI 2
Cut Modern brilliant round/marquise
Content (total) 1.65 carats


Length of setting 1.32cm / 0.51"
Width across setting 2.02cm / 0.79"
Height of setting 8.70mm / 0.34"

Ring Size

UK Size L 1/2
USA Size 5 7/8

This ring may be professionally adjusted on request to meet your personal requirements.

Origin: London, England
Date: 1976

Video: A video of this fine piece is available upon request

Reflections in photographs may detract from the true representation of this fine example of vintage jewelry/estate jewelry.

AC Silver item Ref. SKU: A3524
Place of Origin
United Kingdom
Date of Manufacture
18k Gold
White Gold
Excellent. This vintage dress ring is fine quality, set with a stunning natural blue sapphire and very high color graded diamonds. The 1970's ring is a good gauge of gold and in excellent condition with a clear set of English hallmarks..
0.34 in. H x 0.79 in. W x 0.51 in. L
1 cm H x 2 cm W x 1 cm L
0.51 in. (1 cm)
Dealer Location
Jesmond, United Kingdom
Number of Items
Reference Number
AC Silver
35B St Georges Terrace
Jesmond Newcastle Upon Tyne NE2 2SU
+44 3333441849
1stdibs Dealer since 2015 Located in Jesmond, Newcastle Upon Tyne
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