---
product_id: 1239146
title: "DiaStar Original Swiss Automatic Watch with Stainless Steel Strap, Gold, 21 (Model: R12403633)"
brand: "rado"
price: "¥425803"
currency: JPY
in_stock: true
reviews_count: 5
category: "Rado"
url: https://www.desertcart.jp/products/1239146-diastar-original-swiss-automatic-watch-with-stainless-steel-strap-gold
store_origin: JP
region: Japan
---

# Sapphire crystal bezel 30m water resistant 38-hour power reserve DiaStar Original Swiss Automatic Watch with Stainless Steel Strap, Gold, 21 (Model: R12403633)

**Brand:** rado
**Price:** ¥425803
**Availability:** ✅ In Stock

## Summary

> ⌚ Own a legend that never goes out of style

## Quick Answers

- **What is this?** DiaStar Original Swiss Automatic Watch with Stainless Steel Strap, Gold, 21 (Model: R12403633) by rado
- **How much does it cost?** ¥425803 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/1239146-diastar-original-swiss-automatic-watch-with-stainless-steel-strap-gold)

## Best For

- rado enthusiasts

## Why This Product

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

## Key Features

- • **Swiss Precision Inside:** Reliable automatic movement with 38-hour power reserve
- • **Effortless Date Display:** Stay punctual with a clear, elegant date window
- • **Compact & Comfortable Fit:** 27.3mm oval case designed for everyday sophistication
- • **Timeless Dual-Tone Elegance:** Classic gold and silver blend for standout style
- • **Scratch-Resistant Durability:** Hardmetal case and sapphire crystal keep it pristine

## Overview

The Rado DiaStar Original is a vintage-inspired Swiss automatic watch featuring a durable hardmetal and stainless steel oval case with a scratch-resistant sapphire crystal bezel. Its dual-tone gold and silver design, 27.3mm size, and 38-hour power reserve combine timeless elegance with modern reliability, while 30m water resistance ensures everyday wearability.

## Description

In 1962, Rado revolutionised watchmaking with its scratch-resistant DiaStar. Incorporating the bold and ageless appeal of the first DiaStar, the Original bears the features and functions Rado enthusiasts know and the distinctive look they love. With a quality Swiss automatic movement at its heart it is, quite simply, a Rado legend.

Review: Great deal - Got it as a gift. She loved it. Awesome watch great price
Review: Excellent - Best quality and excellent price

## Features

- A New Take on the Rado DiaStar from 1962, Dual Tone Gold and Silver.
- Hardmetal, Stainless Steel Oval Shaped Case with Sapphire Crystal Bezel. Colored Dial with Date Display. Size 27.3 mm
- Swiss Automatic Movement
- Water Resistant (30m)
- Movement Power Reserve: 38 hours

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000JOZSPY |
| ASIN  | B000JOZSPY |
| Age Range Description | Adult |
| Band Color | Gold |
| Band Length | 6 Inches |
| Band Material Type | Stainless Steel |
| Band Width | 21 Millimeters |
| Bands | 1 |
| Best Sellers Rank | #8,691,858 in Clothing, Shoes & Jewelry ( See Top 100 in Clothing, Shoes & Jewelry ) #11,978 in Women's Wrist Watches |
| Brand Name | Rado |
| Case Diameter | 27.3 Millimeters |
| Case Material Type | Stainless Steel |
| Case Thickness | 10.7 Millimeters |
| Clasp Type | 3 Clasp Closure |
| Closure Type | Buckle |
| Crystal | Sapphire Crystal |
| Customer Reviews | 3.9 3.9 out of 5 stars (23) |
| Date First Available  | January 30, 2007 |
| Department  | womens |
| Dial Color | Gold |
| Display | Analog |
| Embellishment Feature | Crystal |
| Face Style | Classic Analog |
| Global Trade Identification Number | 07612819023786 |
| Included Components | Stainless Steel Strap |
| Item Type Name | Watch |
| Item model number  | R12403633 |
| Manufacturer | Rado |
| Manufacturer  | Rado |
| Model Name | The Original Automatic |
| Model Number | R12403633 |
| Pattern | Solid |
| Power Source | Automatic |
| Product Dimensions  | 4.88 x 6.14 x 5.98 inches; 3.22 Pounds |
| Series Number | 12403633 |
| Shape | Round |
| Sport Type | Walking |
| Strap Type | Bracelet |
| Style Name | Vintage |
| UPC | 758498024373 |
| Unit Count | 1 Count |
| Warranty Type | Manufacturer |
| Watch Movement Type | Swiss Automatic |
| Water Resistance Depth | 30 Meters |
| Water Resistance Level | Water Resistant |

## Images

![DiaStar Original Swiss Automatic Watch with Stainless Steel Strap, Gold, 21 (Model: R12403633) - Image 1](https://m.media-amazon.com/images/I/617vYMY6JnL.jpg)

## Questions & Answers

**Q: is the item lost his color?**
A: No

**Q: Is this a mechanical watch that would not need batteries?**
A: Yes. It is a great mechanical watch with no need for batteries. It works with your movements. Make sure you are active or normal movement. If it fors not wind with your movement it will stop and not work. But it is great. I have the mans verdion of this one and have had it for 23 yrs. Recomend it.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great deal
*by G***M on July 30, 2021*

Got it as a gift. She loved it. Awesome watch great price

### ⭐⭐⭐⭐⭐ Excellent
*by I***O on September 19, 2020*

Best quality and excellent price

### ⭐ For women
*by J***O on December 7, 2021*

Should say that it's for women. I looked for Rado for men and this came up, but it's for women. Amazon should correct this. Not for men

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.jp/products/1239146-diastar-original-swiss-automatic-watch-with-stainless-steel-strap-gold](https://www.desertcart.jp/products/1239146-diastar-original-swiss-automatic-watch-with-stainless-steel-strap-gold)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-01*