The watch is fully working. This example benefits from a new crystal and leather strap. The watch is working perfectly. Lovely dial. Case size: 33mm. Great Condition. Lug to Lug: 40mm.
eBay
High Density Nylon Watchband for Omega Seamaster Premium Quality Bracelet for Rolex Waterproof Sweat-Proof 20mm 22mm Strap
Aliexpress UK
Vintage 1991 Omega De Ville Quartz Women's Watch . Working.
eBay
20mm 22mm Premium-Grade Porous Structure Quick Release Fluorine Rubber Watch Strap New Design FKM Band for IWC Omega Tissot
Aliexpress UK
Spares and repairs.
eBay
High Density Nylon Watch Band for Omega Bracelet for Huami Amazfit GTS for Seiko for Tudor Military Strap for Samsung Galaxy
Aliexpress UK
This vintage Omega Seamaster automatic men's watch from 1977 features a classic champagne dial with baton indexes, housed in a 35mm gold plated case. The watch boasts a Swiss-made mechanical movement and comes on a leather strap. With its elegant design and timeless appeal, this Omega watch is a perfect addition to any watch collection for those who appreciate vintage timepieces. The Watch looks fantastic and runs beautifully.
eBay
Silicone Strap for Swatch X Omega Moonswatch Stainless Steel Buckle 20mm 22mm Men Women Soft Waterproof Replace Watch Band
Aliexpress UK
This vintage OMEGA Seamaster Chronostop men's automatic watch comes in its original red box, making it a desirable collector's item. The watch features a classic round shape with a stainless steel case, a silver dial and strap, and a black analogue display. Made in Switzerland, this elegant timepiece exudes luxury and sophistication. Sold as seen.
eBay
New Nylon Fabric Cowhide Composite Rubber Watchband Fit for Omega Seamaster 300 Planet Ocean 600 22mm 21mm 20mm 19mm Watch Strap
Aliexpress UK
Date window at 3 o'clock position. We check all our watches for authenticity and provide papers where possible all part of the Watch Square promise. The watch appears to be in good condition, with few marks and scratches to the case and bezel.
eBay
Silicone Strap For Omega X Swatch Joint MoonSwatch Planet Watch Band Metal Magnetic Buckle Wristband Replacement Bracelet Correa
Aliexpress UK
But as you can see its a very well loved watch. so i cant promise its as good as a atomic clock. this needs a good cleaning, polishing.and love.
eBay
Rubber Silicone Watch Band fit for New Omega Seamaster 300 Brand Men Bracelet 20mm 22mm Soft Black Blue Replace Watchband Strap
Aliexpress UK
Aftermarket strap Everything else original Keeps perfect time 
eBay
Watch Accessories Head Crown 6.5 Put The Tube Into The Shell 2.5*3.0 All Steel For Omega Seahorse 300 Parts Tools 1pc
Aliexpress UK