Januka was established in 2012 by Jo Nakamura, who learned product design in New York and in the Netherlands.

The band concept is "A little bit strayed away from the manual" creating pieces that aren't necessarily playing by the rules of classic techniques and materials.

Amethyst Band Necklace

Amethyst Band Necklace

A rose cut amethyst set in Januka's signature band setting.

Princess Diamond Position Earrings

Princess Diamond Position Earrings

Four gold circles clustered together with a princess cut diamond sparking in the corner.

Black Opal Band Necklace

Black Opal Band Necklace

A beautiful deep turquoise opal with lots of flash, set in Januka's band settings.

Pale Blue Sapphire Band Necklace

Pale Blue Sapphire Band Necklace

A pear shaped blue sapphire sits point-up in one of Januka's signature band settings.

Diamond band necklace, shown from the front.

Diamond Band Necklace

A diamond-shaped dark gray diamond set in Januka's signature band setting.

front view of a round yellow gold hole has a diamond set floating into the middle of it. there is a medium wide band that the setting is attached to and the gold is matte.

Diamond Position Ring

A floating princess cut diamond is expertly set into a ring of yellow gold. The perfect off-beat stacking ring, or engagement ring.

three quarters of a circle of lapis stone with a post back attached to the open quarter

Lapis Slice Earring

Lapis circular slice single stud earring with 10k yellow gold post.