One-of-a-Kind Jewelry

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All of Mociun's one-of-a-kind pieces are designed by Caitlin herself. She follows the custom process but without a client, trusting each piece will find its new wearer.

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  • Closeup details of the custom jewelry displays within the Mociun Williamsburg Brooklyn Showroom interior, featuring autumnal colors, warm walnut finishes and furnishings from Bower Studios. Closeup details of the custom jewelry displays within the Mociun Williamsburg Brooklyn Showroom interior, featuring autumnal colors, warm walnut finishes and furnishings from Bower Studios.

    Get a closer look at what's meant to be yours.

    BOOK A ONE-ON-ONE

    Get a closer look at what's meant to be yours.

    BOOK A ONE-ON-ONE

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    Pineapple Rain Ring on model. Pineapple Rain Ring on model.
    Pineapple Rain Ring on light color background.

    Pineapple Rain Ring

    Pineapple Rain Ring

    £9,181.00
    £9,181.00 £9,181.00

    READY TO SHIP

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    Green Bicolor Sapphire Geyser Stud Earrings on model. Green Bicolor Sapphire Geyser Stud Earrings on model.
    Green Bicolor Sapphire Geyser Stud Earrings on light color background.

    Geyser Stud Earrings - Green Bicolor Sapphire

    Green Bicolor Sapphire Geyser Stud Earrings

    £3,763.00
    £3,763.00 £3,763.00

    NEW ARRIVAL

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    Teal Bicolor Sapphire Geyser Stud Earrings on model. Teal Bicolor Sapphire Geyser Stud Earrings on model.
    Teal Bicolor Sapphire Geyser Stud Earrings on light color background.

    Geyser Stud Earrings - Teal Bicolor Sapphire

    Teal Bicolor Sapphire Geyser Stud Earrings

    £3,763.00
    £3,763.00 £3,763.00

    NEW ARRIVAL

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    Spraybow Ring on model. product_details::Spraybow Ring on model.
    Spraybow Ring on light color background.

    Spraybow Ring

    Spraybow Ring

    £9,031.00
    £9,031.00 £9,031.00

    READY TO SHIP

  • Styled long exposure image featuring the the Ula Pearl Necklaces on dark color background. Styled long exposure image featuring the the Ula Pearl Necklaces on dark color background.

    Instant gratification, endless possibility.

    A GIFT CARD IS BOTH

    Instant gratification, endless possibility.

    A GIFT CARD IS BOTH

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    Double Drop Ring on model. product_details::Double Drop Ring on model.
    Double Drop Ring on light color background.

    Double Drop Ring

    Double Drop Ring

    £11,664.00
    £11,664.00 £11,664.00

    READY TO SHIP

  • Styled long exposure image featuring the the Ula Pearl Necklaces on dark color background. Styled long exposure image featuring the the Ula Pearl Necklaces on dark color background.

    Instant gratification, endless possibility.

    A GIFT CARD IS BOTH

    Instant gratification, endless possibility.

    A GIFT CARD IS BOTH
  • Agate Eye Earrings on model. Agate Eye Earrings on model.
    Agate Eye Earrings on light color background.

    Agate Eye Earrings

    Agate Eye Earrings

    £3,763.00
    £3,763.00 £3,763.00

    READY TO SHIP

  • Styled image on model featuring the Yellow Sapphire Gusher Charm Huggie Hoop Earrings. Styled image on model featuring the Yellow Sapphire Gusher Charm Huggie Hoop Earrings, Gold 5mm Ripple Band, a Gold Pearl Openable Link Bracelet and Link chain connected by the included Long Oval Clasp and worn as one necklace, Accumulation Necklace paired with the Grand Duality Medallion Pendant, and a Gold Oval Openable Link added to the Gold Butter Chain Necklace that holds a Birthstone Pearl Pendant, Peach Charm, Small Round Memento Pendant, Harmony Pendant and Diamond Poise Charm.
    Styled image on model featuring the Yellow Sapphire Gusher Charm Huggie Hoop Earrings. Styled image on model featuring the Yellow Sapphire Gusher Charm Huggie Hoop Earrings, Gold 5mm Ripple Band, a Gold Pearl Openable Link Bracelet and Link chain connected by the included Long Oval Clasp and worn as one necklace, Accumulation Necklace paired with the Grand Duality Medallion Pendant, and a Gold Oval Openable Link added to the Gold Butter Chain Necklace that holds a Birthstone Pearl Pendant, Peach Charm, Small Round Memento Pendant, Harmony Pendant and Diamond Poise Charm.
    Yellow Sapphire Gusher Charm Huggie Hoop Earrings on light color background.

    Gusher Charm Huggie Hoop Earrings - Yellow Sapphire

    Yellow Sapphire Gusher Charm Huggie Hoop Earrings

    £4,516.00
    £4,516.00 £4,516.00

    READY TO SHIP

  • Styled image on model featuring the Blue Sapphire Gusher Charm Huggie Hoop Earrings and the Infinity Openable Link Necklace, Link Necklace and Petite Link Necklace. product_details::Styled image on model featuring the Blue Sapphire Gusher Charm Huggie Hoop Earrings, a Double Drop Ring the Gold 5mm Ripple Band on hand, a Link Bracelet and Gold Pearl Openable Link Bracelet on wrist and the Infinity Openable Link Necklace, Link Necklace and Petite Link Necklace layered on neck.
    Styled image on model featuring the Blue Sapphire Gusher Charm Huggie Hoop Earrings and the Infinity Openable Link Necklace, Link Necklace and Petite Link Necklace. product_details::Styled image on model featuring the Blue Sapphire Gusher Charm Huggie Hoop Earrings, a Double Drop Ring the Gold 5mm Ripple Band on hand, a Link Bracelet and Gold Pearl Openable Link Bracelet on wrist and the Infinity Openable Link Necklace, Link Necklace and Petite Link Necklace layered on neck.
    Blue Sapphire Gusher Charm Huggie Hoop Earrings on light color background.

    Gusher Charm Huggie Hoop Earrings - Blue Sapphire

    Blue Sapphire Gusher Charm Huggie Hoop Earrings

    £9,031.00
    £9,031.00 £9,031.00

    READY TO SHIP

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    Styled image on model featuring the Gold 5mm Ripple Band, Pearl Link Huggie Hoop Earrings, the Frank Fish Brooch pinned on the collar above the Sapphire Gusher Openable Pendant on Link Necklace, and on clasp of the Gold Pearl Openable Link Necklace is a Demi Baguette Charm, Stick of Salted Butter Charm and Fried Egg Pendant. Styled image on model featuring the Sapphire Gusher Openable Pendant connected to a closed-loop oval link of the Link Necklace worn as a lariat, and a Bruised Banana Peel Charm and Red Apple Core Charm suspended from its Gold Coiled Swivel Charm Holder clasp.
    Styled image on model featuring the Gold 5mm Ripple Band, Pearl Link Huggie Hoop Earrings, the Frank Fish Brooch pinned on the collar above the Sapphire Gusher Openable Pendant on Link Necklace, and on clasp of the Gold Pearl Openable Link Necklace is a Demi Baguette Charm, Stick of Salted Butter Charm and Fried Egg Pendant. Styled image on model featuring the Sapphire Gusher Openable Pendant connected to a closed-loop oval link of the Link Necklace worn as a lariat, and a Bruised Banana Peel Charm and Red Apple Core Charm suspended from its Gold Coiled Swivel Charm Holder clasp.
    Animated detail view of the double sided Sapphire Gusher Openable Pendant styled with the Link Necklace on light color background.

    Sapphire Gusher Openable Pendant

    Sapphire Gusher Openable Pendant

    £3,011.00
    £3,011.00 £3,011.00

    NEW ARRIVAL

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    Gusher Pink Sapphire Ring 053 on model. Gusher Pink Sapphire Ring 053 on model.
    Gusher Pink Sapphire Ring 053 on light color background.

    Gusher Ring - Deep Pink Sapphire

    Deep Pink Sapphire Gusher Ring

    £7,526.00
    £7,526.00 £7,526.00

    READY TO SHIP

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    Blue Sapphire Gusher Ring on model. product_details::Blue Sapphire Gusher Ring on model.
    Blue Sapphire Gusher Ring on light color background.

    Gusher Ring - Blue Sapphire

    Blue Sapphire Gusher Ring

    £5,644.00
    £5,644.00 £5,644.00

    NEW ARRIVAL

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    Teal Blue Sapphire Gusher Ring on model. Teal Blue Sapphire Gusher Ring on model.
    Teal Blue Sapphire Gusher Ring on light color background.

    Gusher Ring - Teal Blue Sapphire

    Teal Blue Sapphire Gusher Ring

    £7,526.00
    £7,526.00 £7,526.00

    NEW ARRIVAL

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    Green Sapphire Gusher Ring on model. Green Sapphire Gusher Ring on model.
    Green Sapphire Gusher Ring on light color background.

    Gusher Ring - Green Sapphire

    Green Sapphire Gusher Ring

    £7,902.00
    £7,902.00 £7,902.00

    NEW ARRIVAL

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    Yellow Sapphire Gusher Ring on model. Yellow Sapphire Gusher Ring on model.
    Yellow Sapphire Gusher Ring on light color background.

    Gusher Ring - Yellow Sapphire

    Yellow Sapphire Gusher Ring

    £5,644.00
    £5,644.00 £5,644.00

    NEW ARRIVAL

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    Yellow Sapphire Gusher Ring on model. product_details::Yellow Sapphire Gusher Ring on model.
    Yellow Sapphire Gusher Ring on light color background.

    Gusher Ring - Yellow Sapphire

    Yellow Sapphire Gusher Ring

    £5,268.00
    £5,268.00 £5,268.00

    NEW ARRIVAL

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    Frank Fish Brooch on model. Frank Fish Brooch on model.
    Frank Fish Brooch on light color background.

    Frank Fish Brooch

    Frank Fish Brooch

    £4,139.00
    £4,139.00 £4,139.00

    READY TO SHIP