---
product_id: 7631921
title: "T Dupont D-40840 Medium Roller Refills - Blue"
brand: "stratton essential supply"
price: "HK$192"
currency: HKD
in_stock: true
reviews_count: 7
category: "Stratton Essential Supply"
url: https://www.desertcart.hk/products/7631921-t-dupont-d-40840-medium-roller-refills-blue
store_origin: HK
region: Hong Kong
---

# Vibrant blue ink Single high-quality refill Medium point precision T Dupont D-40840 Medium Roller Refills - Blue

**Brand:** stratton essential supply
**Price:** HK$192
**Availability:** ✅ In Stock

## Summary

> 🖋️ Elevate your pen game with every stroke — don’t settle for less!

## Quick Answers

- **What is this?** T Dupont D-40840 Medium Roller Refills - Blue by stratton essential supply
- **How much does it cost?** HK$192 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/7631921-t-dupont-d-40840-medium-roller-refills-blue)

## Best For

- stratton essential supply enthusiasts

## Why This Product

- Trusted stratton essential supply brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Vibrant Blue Ink:** Stand out in meetings with rich, professional color
- • **Perfect Compatibility:** Seamlessly fits iconic S.T. Dupont pens for flawless performance
- • **Precision Medium Point:** Effortless, smooth writing with perfect line control
- • **Premium Brand Assurance:** Official S.T. Dupont quality trusted by discerning professionals
- • **Sustainable Single Refill:** Eco-conscious choice with long-lasting ink in one sleek cartridge

## Overview

The Stratton Essential Supply S.T. Dupont D-40840 is a premium medium-point blue rollerball refill designed exclusively for S.T. Dupont pens. Delivering smooth, vibrant ink flow, it ensures flawless writing performance and perfect compatibility with multiple luxury pen models. Trusted by professionals, this single refill combines quality, style, and sustainability in one sleek package.

## Description

Medium blue roller refill. For the following pens: Olympia, Defy, Liberty, Néo-classique large, Classic 2, D.Link/Caprice, Fidelio, Ellipsis, Montparnasse, Gatsby, Line D, Mon Dupont by Karl Lagerfeld.

Review: Delivered what I needed. - I would have preferred a shorter shipping time, but I did not need it immediately. I got exactly what I wanted, an S. T. Dupont branded rollerball refill, since other brands are not as good even though they fit my Dupont pen.
Review: As Advertised - "Official" refill that fits my pen perfectly, and writes great. Really love the roller ball.

## Features

- 水性ボールペン(ローラーボール), Roller bal bijvullen
- Blauw medium
- één keer bijvullen, Roller ball refill
- Blue medium
- single refill, Rollerball Pens, Recambio de bola de rodillo

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0048L4V6Q |
| Best Sellers Rank | #99,262 in Office Products ( See Top 100 in Office Products ) #762 in Ink Pen Refills |
| Brand | Stratton Essential Supply |
| Color | Blue |
| Customer Reviews | 4.1 4.1 out of 5 stars (16) |
| Date First Available | August 25, 2003 |
| Ink Color | Blue |
| Is Discontinued By Manufacturer | No |
| Item Weight | 0.352 ounces |
| Item model number | D-40840 |
| Manufacturer | S.T. Dupont |
| Manufacturer Part Number | D-40840 |
| Material Type | Ink |
| Number of Items | 1 |
| Point Type | Medium |
| Product Dimensions | 6.3 x 1.34 x 0.98 inches |
| Size | 1 Count (Pack of 1) |

## Product Details

- **Brand:** Stratton Essential Supply
- **Item dimensions L x W x H:** 6.3 x 1.34 x 0.98 inches
- **Number of Pieces:** 1
- **Package Size Name:** Single
- **Style:** Classic

## Images

![T Dupont D-40840 Medium Roller Refills - Blue - Image 1](https://m.media-amazon.com/images/I/61M36D5zWKL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Delivered what I needed.
*by S***I on March 11, 2019*

I would have preferred a shorter shipping time, but I did not need it immediately. I got exactly what I wanted, an S. T. Dupont branded rollerball refill, since other brands are not as good even though they fit my Dupont pen.

### ⭐⭐⭐⭐⭐ As Advertised
*by M***N on August 25, 2015*

"Official" refill that fits my pen perfectly, and writes great. Really love the roller ball.

### ⭐⭐⭐⭐⭐ Five Stars
*by A***E on September 1, 2015*

Very quick shipper and I am very pleased.

## Frequently Bought Together

- Stratton Essential Supply S.T Dupont D-40840 Medium Roller Refills - Blue
- S.T Dupont D-40841 Medium Roller Refills - Black

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**Shop now:** [https://www.desertcart.hk/products/7631921-t-dupont-d-40840-medium-roller-refills-blue](https://www.desertcart.hk/products/7631921-t-dupont-d-40840-medium-roller-refills-blue)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-01-22*