Sardonyx is the same stone as onyx, a banded agate with regular and uniform stripes. Onyx has a black base, sardonyx has a brown base. Like most agates, sardonyx and onyx are often dyed for color enhancement and uniformity.
1 ST $12.50 ($12.50 per ST)
2 ST $19.45 ($9.72 per ST)
6 ST $46.70 ($7.78 per ST)
1 ST $11.60 ($11.60 per ST)
2 ST $17.35 ($8.68 per ST)
5 ST $34.70 ($6.94 per ST)
1 ST $16.20 ($16.20 per ST)
2 ST $24.30 ($12.15 per ST)
5 ST $48.60 ($9.72 per ST)
1 ST $11.60 ($11.60 per ST)
2 ST $17.35 ($8.68 per ST)
5 ST $34.70 ($6.94 per ST)
1 PC $2.00 ($2.00 per PC)
2 PC $3.00 ($1.50 per PC)
13 PC $15.00 ($1.15 per PC)
39 PC $37.00 ($0.95 per PC)
1 ST $8.85 ($8.85 per ST)
2 ST $13.25 ($6.62 per ST)
6 ST $31.80 ($5.30 per ST)
1 ST $11.60 ($11.60 per ST)
2 ST $17.35 ($8.68 per ST)
5 ST $34.70 ($6.94 per ST)
1 ST $13.95 ($13.95 per ST)
2 ST $20.85 ($10.43 per ST)
5 ST $41.70 ($8.34 per ST)
5 PC $6.35 ($1.27 per PC)
22 PC $16.60 ($0.75 per PC)
44 PC $29.00 ($0.66 per PC)
88 PC $52.55 ($0.60 per PC)
1 PC $2.25 ($2.25 per PC)
2 PC $3.25 ($1.62 per PC)
16 PC $20.00 ($1.25 per PC)
32 PC $36.20 ($1.13 per PC)
1 ST $9.30 ($9.30 per ST)
2 ST $13.90 ($6.95 per ST)
6 ST $33.40 ($5.57 per ST)