And depending on the angle of light you get from dark, green, yellow, silver, whitish and other tones. And it’s quite impossible to get the same picture taken....
The top Nebra version has a seconds hand, whereas the silver version has a seconds disc - that central disc with the small indent will revolve, but no 'hand' ... entirely 'up to you', the purchaser, which you'd prefer ( i chose the seconds disc on mine). ...