ブローチ - 18 kt. Yellow gold, Silver Diamond (Natural) - Diamond - 金は硝酸で検査された。

06
days
02
hours
04
minutes
27
seconds
Current bid
€ 200
Reserve price not met
Laura Trevino
Expert
Estimate € 1,300 - € 1,600
PT
€200

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Antique bar brooch from circa 1860–1880, in high‑carat yellow gold with native silver margherita setting containing seven natural rosette‑cut diamonds on the front and seven surrounding stones, weighing about 6.01 g and measuring 6.00 × 1.50 cm, with no laboratory report and crafted by an artisanal Italian maker.

AI-assisted summary

Description from the seller

Splendida e autentica spilla a barretta della seconda metà dell'Ottocento (pieno XIX secolo), di raffinata manifattura artigianale.

La struttura portante è realizzata in oro giallo ad altissima caratura (superiore a 18k, testato con pietra di paragone ed acido nitrico con reazione arancione nitida, presumibilmente 20k-22k).

Al centro presenta un castone a margherita in argento nativo con retro traforato "a giorno". Il castone ospita 7 diamanti naturali autentici con taglio storico a rosetta (taglio rosa olandese), verificati positivamente con tester termico (Diamond Selector II).

Oggetto integro, in eccellenti condizioni di conservazione d'epoca e privo di restauri moderni. L'ago posteriore mantiene un'ottima tensione elastica.

Specifiche tecniche:
- Epoca: 1860-1880 circa
- Materiale: Oro ad alto titolo (superiore a 18k) / Argento nativo
- Gemme: 7 Diamanti naturali autentici (taglio rosetta / rosa)
- Peso complessivo: 6,01 grammi
- Dimensioni: 6,00 x 1,50 cm
- Marchi/Punzoni: Non presenti, manifattura artigianale d'epoca garantita dai test sui materiali.

Splendida e autentica spilla a barretta della seconda metà dell'Ottocento (pieno XIX secolo), di raffinata manifattura artigianale.

La struttura portante è realizzata in oro giallo ad altissima caratura (superiore a 18k, testato con pietra di paragone ed acido nitrico con reazione arancione nitida, presumibilmente 20k-22k).

Al centro presenta un castone a margherita in argento nativo con retro traforato "a giorno". Il castone ospita 7 diamanti naturali autentici con taglio storico a rosetta (taglio rosa olandese), verificati positivamente con tester termico (Diamond Selector II).

Oggetto integro, in eccellenti condizioni di conservazione d'epoca e privo di restauri moderni. L'ago posteriore mantiene un'ottima tensione elastica.

Specifiche tecniche:
- Epoca: 1860-1880 circa
- Materiale: Oro ad alto titolo (superiore a 18k) / Argento nativo
- Gemme: 7 Diamanti naturali autentici (taglio rosetta / rosa)
- Peso complessivo: 6,01 grammi
- Dimensioni: 6,00 x 1,50 cm
- Marchi/Punzoni: Non presenti, manifattura artigianale d'epoca garantita dai test sui materiali.

Details

推定年代
1850-1900
サイドストーンのシェイプ
Round
スタイル
Antique
サイドストーンのダイヤモンドタイプ
Natural
メインストーンのダイヤモンドタイプ
Natural
鑑定書
No laboratory report
時代
1400-1900
サイドストーンのカッティングスタイル
Rose cut
純度
18 kt.
ブランドジュエリー
いいえ'
金属
Silver, Yellow gold
Number of diamonds surrounding stones
7
Number of diamonds main stone
7
メインストーン
Diamond
総重量
6 g
サイドストーン
Diamond
コンディション
Good condition - used with some signs of wear
デザイナー/アーティスト/作家
manifattura artiganale
原産国
Italy
性別
Women
タイトル補足情報
Gold tested with nitric acid
メインストーンのカッティングスタイル
Rose cut
6 cm
イタリアVerified
65
Objects sold
94.74%
Private

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Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.

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