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
De Ville Prestige Co-Axial 39.5 Stainless Steel / Red Gold / Vintage Silver Silk	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Silver Silk / Bracelet	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Silver Silk	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Red Gold / Vintage Silk Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Red Gold / Vintage Brown / Bracelet	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Power Reserve Stainless Steel / Black	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Power Reserve Red Gold / Ivory / GUM Red Square	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Red Gold / Blue	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Red Gold / Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Blue / Bracelet	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Black / Bracelet	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Grey	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Yellow Gold / Silver / Diamond	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Yellow Gold / Blue	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Yellow Gold / Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Black	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Blue	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Power Reserve Stainless Steel / Blue	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Power Reserve Red Gold / Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Stainless Steel / Vintage Blue	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Power Reserve Yellow Gold / Silver	39.5mm	—	circular
De Ville Prestige Co-Axial 39.5 Red Gold / Silver	39.5mm	—	circular
Speedmaster First Omega in Space Master Chronometer Stainless Steel / Blue-Grey	39.7mm	13.38mm	circular
Speedmaster First Omega in Space Master Chronometer Stainless Steel / Blue-Grey	39.7mm	13.38mm	circular
Speedmaster First Omega in Space Master Chronometer Stainless Steel / Blue-Grey / Bracelet	39.7mm	13.4mm	circular
Speedmaster Moonwatch 39.7 321	39.7mm	—	circular
Speedmaster First Omega in Space The Met Edition	39.7mm	—	circular
Speedmaster First Omega in Space Hodinkee 10th Anniversary	39.7mm	—	circular
Speedmaster CK2998 Pulsometer	39.7mm	—	circular
Speedmaster First Omega in Space Hodinkee 10th Anniversary	39.7mm	—	circular
Speedmaster CK2998	39.7mm	—	circular
Speedmaster First Omega in Space Sedna Gold	39.7mm	—	circular
Speedmaster First Omega in Space	39.7mm	—	circular