Balance Roberval Krups old copper porcelain base with weight collection

Old balance (early 20th) perfectly balanced with its 2 copper metal trays in very good condition. The weight collection is vintage in its wooden storage: 200g, 2x100g, 50g, 20g, 2x10gr, 5g (lack 2x2g and 1g). 1 weight of 100 grams also old is provided in addition. The porcelain base is in good condition. A splinter at the base is visible in the photos. Krups manufacturing, 10 kg. All parts are original.