No level required for this quest..

Go to the legendary island then head to the Boss's ready house (The Golem). The NPC named Smith's will offer to do the necklaces of power quest. Say power and choose the necklace of your choice.

List of items needed to craft necklaces:

For Archers

• 5 Parts of black colored armor (Gleaming Bluestone | Ancient Platemail | Azure Platemail)
• 1 Gladiator's Ring
• 1 Black Heart Necklace
• 1 Minotaur Clan Ring
• 1 Cape of High Elf (no boost)
• 3 Million golds

Reward:

  Necklace of the Heart of the sacred tree of the forest

For Warriors

• 5 Parts of red armor (Gleaming Bluestone | Ancient Platemail | Azure Platemail)
• 1 Gladiator's Ring
• 1 Minotaur Clan Ring
• 1 Black Heart Necklace
• 1 Immunity Cloak
• 1 Cape of High Elf (no boost)
• 3 Million golds

Reward:

  Gladiator's Necklace

For Paladins

• 5 Pieces of yellow armor (Gleaming Bluestone | Ancient Platemail | Azure Platemail)
• 1 Gladiator's Ring
• 1 Black Heart Necklace
• 1 Minotaur Clan Ring
• 1 Immunity Cloak (no boost)
• 3 Million golds

Reward:

  Blacksmiths Necklace

For Necro Mages

• 5 Parts of Azure Platemail armor (classic)
• 250 Moon Tug Scalps
• 1 Black Heart Necklace
• 1 Bloodstone Necklace
• 1 Cape of High Elf (no boost)
• 3 Million gold coins

Reward:

  Necklace encrusted with the eyes of the dark knight

For Air Mages

• 5 Parts of Azure Platemail armor (classic)
• 250 Moon Tug Scalps
• 1 Black Heart Necklace
• 1 Immunity Suit (no boost)
• 1 Cape of High Elf (no boost)
• 3 Million gold coins

Reward:

  Necklace encrusted with storm crystals

For Earth Mages

• 5 Parts of Azure Platemail armor (classic)
• 100 Moon Stones
• 1 Black Heart Necklace
• 1 Golden Tiara Encrusted with Emeralds
• 1 High Elf Cloak (no boost)
• 3 Million gold coins

Reward:

  Necklace inlaid with sacred rock stones

For Fire Mages

• 5 Parts of Azure Platemail armor (classic)
• 100 Raw Agate Stones
• 1 Black Heart Necklace
• 1 Circlet of Arcane Power
• 1 Cape of High Elf (no boost)
• 3 Million gold coins

Reward:

  Tempered necklace encrusted with fire stones

For Water Mages

• 5 Parts of Azure Platemail armor (classic)
• 100 Rough Garnet Stones
• 1 Black Heart Necklace
• 1 Circlet of Arcane Power
• 1 Immunity Suit (no boost)
• 3 Million gold coins

Reward:

  King Poseidon's Necklace from the Depths

For Light Mages

• 5 Parts of Azure Platemail armor (classic)
• 300 Raw Crystals
• 1 Black Heart Necklace
• 1 Golden Tiara Encrusted with Emeralds
• 1 Immunity Suit (without boost)
• 3 Million gold coins

Reward:

  Forged Sun Star Necklace