More elaborately finished version of caliber 3303; used in Speedmaster Enamel Limited Series introduced in 2002. It has a meticulous finish with Geneva wave decor, circular graining, rhodium-plated surfaces, gold-plated engraving, blued-steel screws and a polished bevelled chronograph module with smoothed upper surfaces. The movement has a platinum rotor with an 18-carat gold Speedmaster medallion that matches the colour of the watch case.

2 other watches in the library run the Omega 3320.

Omega - 3657.20.31 Speedmaster Broad Arrow White Gold / Enamel

Ref. 3657.20.31 · 42 mm

Omega - 3654.20.31 Speedmaster Broad Arrow Red Gold / Enamel

Ref. 3654.20.31 · 42 mm