means ring has 14 carat gold
It means REAL 14K Gold, 58.3% Solid Gold. GCJ is the manufacturer
timber line: line marking the upper limit of tree growth in mountains or northern latitudes
Whatever marking you find on a ring marks the mounting, not the stone. The indicator 14d stamped in the metal may indicate a style, type or design.
The "gm 69" marking on a 10K gold necklace indicates that the necklace weighs 69 grams. In this context, "gm" stands for grams, while "10K" refers to the gold's purity, meaning it contains 41.7% pure gold and is alloyed with other metals. This marking helps buyers understand the weight and value of the necklace based on its gold content.
It doesn't actually mean anything, it is just a marking.
Markings mean nothing on a GSD's head.
I would say the P stands for plated, you probably want to have it tested by someone that buys scrap gold. The reason is that in America that would mean it is 9KT however in America if we saw it say 9KT P that would mean it was 9 KT gold plated, making it pretty much worthless.
I think you mean RACK and pinion backlash. This is the amount of space between teeth in the gears of the rack and pinion which would cause a slight reverse motion before contact is re established to go forward.
that would be the manufacturers mark.
Crown and pinion gears are two types of mechanical gears that mesh together.
Some sort of agency marking or inventory control
I think you mean ring and pinion. those two items make up the differential. They change the diection of rotary motion There is such thing as a Crown & Pinion... we are studying mechanisms in tech.
The 833 marking on gold signifies that it is 833 parts pure out of 1000. Translated to karats this would be 20kt, a popular purity used in Portuguese jewelry.
Platinum
peanut butter
375 is the marking for 9 carat gold. Usually vintage European will have this marking.