# The Adonis Nose Screw

The BIS hallmark is a system that provides certification of gold that indicates the purity of the metal. It authenticates that a piece of gold jewelery purchased, conforms to the standards as laid by the Bureau of Indian Standards which is the national standards organization in India.

This hallmarking of gold jewelery was established in April 2000. It consists of a BIS logo, a 3 digit number that indicates the gold purity, the logo of the assaying center along with the logo or the code of the jeweler and the code that indicates the hallmarking date. This hallmarking has a high reputation among the jewelery industry in India.

## Details

- **Price:** 0.0 INR
- **Vendor:** Aggarwal jewels
- **Type:** Nose pins
- **Tags:** Authentication certificate, Hallmarked Jewellery

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 0.0100 CT / GROSS WEIGHT = 0.25 GRAM / GROSS WEIGHT = 0.22 GRAM | 0.00 INR | In stock |
| 0.0100 CT / GROSS WEIGHT = 0.25 GRAM / NET WEIGHT = 0.21 GRAM | 0.00 INR | In stock |
| 0.0100 CT / NET WEIGHT = 0.252 GRAM / GROSS WEIGHT = 0.22 GRAM | 0.00 INR | In stock |
| 0.0100 CT / NET WEIGHT = 0.252 GRAM / NET WEIGHT = 0.21 GRAM | 0.00 INR | In stock |

## Images

- Gold nose screw with scalloped round bezel and small round diamond, with ball posts
- Gold nose screw back plate with round scalloped disc and small center post
- Gold nose screw bar earring with conical ends and back ball fixtures
- Gold nose screw with flared end and ridged back, bar design
- Gold nose screw with scalloped diamond setting and three ball prongs

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> Source: [Aggarwal Jewels](https://aggarwaljewels.com/products/the-adonis-nose-screw)
> Updated: 2026-06-24