7980 crowns, fees included.
kilocalories
K - Tanker C - Transport ("C" from Cargo mover)
KC is the initials of his FaceBook account, apparently.
Kc means Brave. The Women or child name would mean spiritrul person of the sea. (common mermaid name). For Male Kc means "Ruler of the six seas". Hope you find this info useful.
keulegan-carpenter number..
IF by "kc" you mean the outdated term kilocycles [a measurement of frequency, usually used in measuring electromagnetic radiation (radio)] then the larger (greater) the magnitude, the higher the frequency and the shorter the wavelength. This is basic physics... Your description indicates a poor mastery of technical English.
Sterling silver
KC Concepcion goes by KC, Kace, and Kooks.
It could be makers initials or a Chinese import mark.I would guess that its probably the makers initials though as 925 denotes 92.5% silver by purity which is English/Sterling silver often considered the best.
Naresh Kumar Kc's birth name is Naresh KC.
oops i did not mean to click on this and answer it.
Boeckenberg KC was created in 1932.