18k Gold Sapphire and Diamond Necklace

18k Gold Sapphire and Diamond Necklace

Article

1231866

Location

California, United States

Date

September 24, 2026 - September 25, 2026

Category

Necklace

Dimensions

Inner Circumference: 17 1/2 in

Material

18k Two-Tone Gold

Gross Weight

44.70 g

Stone Weight

Sapphire 15.25 ct, Diamond 3.65 ct

Clarity

VS

Diamond Color

G-I

Gemstone

Sapphire, Diamond

Type

Tubogas

Description

Flexible tubogas collar necklace in 18k two-tone gold, Italy, alternating trios of octagonal mixed-cut blue, pink and slightly orangy yellow sapphires with sections of pave-set round brilliant-cut diamonds; metal stamped and XRF tested for 18k gold; sapphires are slightly included, measure approximately 5.55 x 4.8 x 3.6 mm and have an estimated total weight of 15.25 ct; diamonds have an estimated total weight of 3.65 ct, G-I color and VS clarity; inner circumference 17 1/2 in, gross weight 44.70 g.

Provenance

Property of a Rocky Mountain Collector
Estimates: $10,000 – $15,000

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