Njord (Njörðr) – Vaner, the sea, harbours, ports, seafaring, wind, fishing, wealth/prosperity, and crop fertility

Odin (Óðinn) – Father, war, battle, victory, death, wisdom, runes, magic, poetry, charms

Tor (Þórr, Thor) – Thunder, lightning, storms, rain, strength, protection, hallowing, healing, fertility

Loke (Loki) – Change, creativity, ambiguity, impulsiveness

Frøya (Freyja) – Vaner, fertility, love, passion, sex, sexuality, beauty, fertility, gold, magic, war, death

We have many good jewelry designs with the ideas of above mentioned norse gods.