See the full recipe for Grandmaster's Unbreakable Crystal (T7), the cost to craft each material, live prices per city and the estimated selling profit.
Recipe
Craft calculator
Production cost
648
Sale (gross)
—
Net sale (after tax)
—
Profit / unit
—
ROI:—
Craft tree · city: Caerleon · updating prices…line cost
Grandmaster's Unbreakable Crystal×1T7_ARTEFACT_OFF_SHIELD_CRYSTAL
unit: 648 · craft 648
648
Grandmaster's Crystal Shard×50T7_SHARD_CRYSTAL
unit: 0
0
★ = cheapest option for the node. Farm = 0 silver (costs your time).