The omega speedmaster grey side of the moon meteorite is a stylish addition to the omega speedmaster collection the meteorite dial is made from a solid piece of ancient extra terrestrial stone that has been acid etched to reveal a unique pattern on each watch the grey ceramic case is complemented by 18ct sedna gold moon watch style hands and an 18ct sedna gold bezel with a silicon nitride ring and brushed omega ceragold tachymeter scale it also is also complimented on a grey leather strap