---
title: "Dia Promo Codes & Cashback"
description: "Promo Codes at Dia. Save with verified codes and earn cashback on Refermate."
canonical_url: "https://refermate.com/store/dia/promo-codes"
md_url: "https://refermate.com/store/dia/promo-codes"
last_updated: "2026-08-25T10:46:21.263Z"
---
# Dia Promo Codes - 40% Off

- URL: https://refermate.com/store/dia/promo-codes
- Page: Promo Codes
- Store: Dia
- Featured current offer: 40% Off
- Current offers: 30 offers
- Store website: https://www.dia.com
- Last refreshed: Tuesday, August 25, 2026

## Current Offers

### 1. 40% OFF
Type: Coupon code
Code: `JLTSMS`
Description: Get 40% Off Sitewide

### 2. 25% OFF
Type: Coupon code
Code: `WOW25`
Description: Get 25% Off Any Order

### 3. 10SEPT2025
Type: Coupon code
Code: `10SEPT2025`

### 4. AUG2510
Type: Coupon code
Code: `AUG2510`

### 5. AUG25FIVE
Type: Coupon code
Code: `AUG25FIVE`

### 6. BFCM5
Type: Coupon code
Code: `BFCM5`

### 7. 5% Off
Type: Coupon code
Code: `CHEERS2025`

### 8. DEC2510
Type: Coupon code
Code: `DEC2510`

### 9. 40% Off
Type: Coupon code
Code: `DIASHOP40`

## About Dia

Dia is a US-based online jewelry brand offering modern, minimalist fine jewelry pieces sold direct-to-consumer through its website.

## Frequently Asked Questions

### 1. How many Dia promo codes are available right now?
Dia currently has 30 current offers listed. Offers are regularly reviewed and updated.

### 2. What is a current Dia discount?
One current featured Dia offer is "40% Off". Availability and terms can change, so review the offer details before checkout.

### 3. How do I use a Dia promo code?
Copy the code from this page, add your items to your Dia cart, and paste the code in the promo code or coupon field at checkout. The discount will be applied to your order total before payment.

### 4. How often are Dia promo codes updated?
We update Dia promo codes daily. Our team verifies each code to ensure it's working, and removes expired offers automatically.

## Explore More

- Site map: https://refermate.com/sitemap.md
- Store sitemap: https://refermate.com/stores/sitemap.md
- Store directory: https://refermate.com/stores