---
title: "Omega Seamaster Day-Date Automatic 34mm Gold Plated Gold Dial 166.0209 1978"
type: "product"
brand: "Omega"
model: "Seamaster"
reference: "166.0209"
price: 1395
currency: "GBP"
condition: "Pre-owned"
year: 1978
category: "Watches"
subcategory: "Omega"
availability: "In Stock"
url: "https://jamesrossjewellers.co.uk/omega-seamaster-day-date-automatic-34mm-gold-plated-gold-dial-1660209-1978-jrw-312"
image: "https://jamesrossjewellers.co.uk/uploads/original_image/234872a4058fbb1849274bb1b0ed1db3.jpeg"
updated: "2026-08-22"
---

# Omega Seamaster Day-Date Automatic 34mm Gold Plated Gold Dial 166.0209 1978

## Price

**£1,395** (Finance available from £131.25/month)

## Description

This elegant 1978 Omega Seamaster Day-Date Automatic, reference 166.0209, features a classic 34mm gold-plated case paired with a rich gold dial and distinctive black and gold baton hour markers and hands. The day-date display adds practical everyday functionality, while the original styling gives the watch strong late-1970s vintage character.
Powered by the Omega Calibre 1020 automatic movement, the watch has been fully serviced and is supplied with a two-year guarantee. Presented in excellent condition, it retains its original Omega brick-style bracelet and comes complete with a vintage Omega presentation box, making it a particularly attractive and wearable vintage Seamaster.
With decades of expertise and a trusted reputation, James Ross Jewellers proudly presents an exceptional collection of luxury and vintage watches.
This watch has been checked against technical records to guarantee authenticity and a clean history.

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | Omega |
| Reference Number | 166.0209 |
| Year | 1978 |
| Condition | Pre-owned |
| Dial Colour | Gold |
| Movement | Automatic |
| Serial | 42506862 |
| Gender | Gents |
| Box | Vintage Box |
| Bezel material | Gold Plated |
| Material | Gold Plated |
| Keywords | Omega Seamaster Day-Date, Omega 166.0209, Omega Calibre 1020, Omega Gold Dial, Vintage Omega 1978, Omega Brick Bracelet |
| Papers | Certificate of Authenticity |
| Strap design | Original Omega Brick-Style Bracelet |
| Model | Seamaster |
| Case Size | 34mm |

## About The Diamond Box

The Diamond Box is North London's distinguished destination for luxury watches and gold jewellery since 1997. Visit us at 114 Ballards Lane, N3 2DN, London or call 020 8838 3655.


[View this product on our website](https://jamesrossjewellers.co.uk/omega-seamaster-day-date-automatic-34mm-gold-plated-gold-dial-1660209-1978-jrw-312)