23k Gold and Diamond Polki with intricate gold & uncut inlays on carved emerald-like sticks

This light-weight and light-on-pocket necklace set is an aesthetic amalgamation of gold, uncut diamonds and gemstones. 

General Information:

Gross weight = grams
Base Metal: Gold
Metal Purity: 24K front / 23K back (what this means?)

Diamond Information:

Diamond Type: Polki
Diamond Sub-type: Syndicate (what this means?)
Diamond Shape: Uncut