# The Cosmos 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

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| 0.0320 CT / GROSS WEIGHT = 0.42 GRAM / GROSS WEIGHT = 0.36 GRAM | 0.00 INR | In stock |
| 0.0320 CT / GROSS WEIGHT = 0.42 GRAM / NET WEIGHT = 0.35 GRAM | 0.00 INR | In stock |
| 0.0320 CT / NET WEIGHT = 0.417 GRAM / GROSS WEIGHT = 0.36 GRAM | 0.00 INR | In stock |
| 0.0320 CT / NET WEIGHT = 0.417 GRAM / NET WEIGHT = 0.35 GRAM | 0.00 INR | In stock |

## Images

- Gold nose screw stud with bezel-set round clear diamond
- Gold nose screw stud with round back plate and screw post
- Round clear diamond nose screw stud with gold scalloped bezel
- Gold nose screw stud with short cylindrical post and rounded ends
- Gold nose screw back plate with curved dome profile
- Gold nose screw stud with screw post and round ends

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