Omega Watches Under 40mm

2435 Omega models with a case width between 0mm and 40mm — compact sizing that suits smaller wrists and dressier looks. Each links to full specs and a wrist-fit check.

Model	Width	Thickness	Shape
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Silver / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Silver / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / Diamond / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Silver	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Grey	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Silver / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Grey	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Diamond / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Diamond / Black	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 White Gold / Diamond / Silver	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150m Co-Axial 38.5 Stainless Steel / Blue / Bracelet / Skyfall	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Black	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / MOP	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Diamond / Black	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Blue	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Blue / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Quartz 38.5 Stainless Steel / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Master Co-Axial 38.5 Stainless Steel / Red Gold / Diamond / MOP / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / MOP / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Diamond / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Diamond / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Diamond / Black / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Quartz 38.5 Stainless Steel / Silver / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 White Gold / Diamond / Silver / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Red Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / White	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Red Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Silver	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Yellow Gold / Grey	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Diamond / Black	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Red Gold / Grey	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Stainless Steel / Yellow Gold / MOP	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Red Gold / Grey	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Red Gold / Grey / Bracelet	38.5mm	—	circular
Seamaster Aqua Terra 150M Co-Axial 38.5 Annual Calendar Stainless Steel / Black	38.5mm	—	circular
Speedmaster 321 38.6	38.6mm	—	circular
Speedmaster 60th Anniversary	38.6mm	—	circular
Speedmaster 60th Anniversary / Trilogy Box	38.6mm	—	circular
Speedmaster Broad Arrow	38.6mm	—	circular
Speedmaster Broad Arrow	38.6mm	—	circular
De Ville Tourbillon Co-Axial Platinum / Baguette / Snow / Omega Boutique	38.7mm	—	circular
De Ville Tourbillon Co-Axial Platinum / Skeleton	38.7mm	—	circular
De Ville Tourbillon Co-Axial Red Gold / Baguette / Omega Boutique	38.7mm	—	circular
De Ville Tourbillon Platinum / Skeleton	38.7mm	—	circular
De Ville Co-Axial 38.7 Big Date White Gold / Silver	38.7mm	11.9mm	circular
De Ville Tourbillon Red Gold / Silver	38.7mm	—	circular
De Ville Tourbillon Platinum / Silver	38.7mm	—	circular
De Ville Tourbillon White Gold / Silver	38.7mm	—	circular
De Ville Tourbillon Yellow Gold / Silver	38.7mm	—	circular
De Ville Co-Axial 38.7 GMT Stainless Steel / Grey	38.7mm	—	circular
De Ville Co-Axial 38.7 Power Reserve Yellow Gold / Silver	38.7mm	—	circular
De Ville Tourbillon Red Gold / Baguette	38.7mm	—	circular
De Ville Co-Axial 38.7 GMT Yellow Gold / White	38.7mm	—	circular