Lab-Grown Diamond Rings

Lighthouse Jewelry Collection

The Lighthouse Collection by Cove Jewelry is inspired by the guiding glow of lighthouses, from Makapuʻu in Hawai‘i to Race Point on Cape Cod. Featuring lab-grown diamonds that sparkle like beacons of light, this collection honors our roots on both the Pacific and Atlantic coasts, offering a touch of luxury that shines wherever life takes you.

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15 of 19 products

  • Brant Brant
    Cove Jewelry
    Brant
    $700 $1,500
    $700 $1,500

  • Beacon lab grown diamond necklace
    Cove Jewelry
    Beacon
    $2,200 $2,900
    $2,200 $2,900

  • Harbor Emerald Cut Diamond Cuban Necklace
    Cove Jewelry
    Harbor
    $1,900 $2,600
    $1,900 $2,600

  • Lab-Grown Diamond Necklace Lab-Grown Diamond Necklace Bezel
    Cove Jewelry
    Nauset
    $850 $1,600
    $850 $1,600

  • Cairn Cairn
    Cove Jewelry
    Cairn
    $2,500
    $2,500

  • Oval Bezel Tennis Bracelet Oval Tennis Bracelet
    Cove Jewelry
    Oval Bezel Tennis Bracelet
    $6,000
    $6,000
Sky Blue Topaz Necklace
 
 

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Hawai‘i Collection, Seacoast Collection, and Cape Cod Collection—reflect the timeless elegance of life by the ocean.
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Featuring London Blue Topaz that mirrors the deep hues of both the Atlantic and Pacific, alongside freshwater and Tahitian pearls and 14k gold beach-inspired charms, each piece is thoughtfully designed for those who live and love the coastal lifestyle.
LONDON BLUE TOPAZ
 
Sky Blue Topaz Necklace
 

Cove's Promises

  • Solid Gold Exlusively

    We exclusively craft our jewelry in solid gold, ensuring enduring value and timeless elegance—designed to be treasured for generations.

  • Made in the U.S.A.

    From hand-selecting lab-grown diamonds and premium gemstones to meticulously overseeing the casting process, we uphold the highest standards of craftsmanship and integrity—proudly producing each piece in New York City’s esteemed jewelry district.

  • Ocean Inspired Designs

    Designed for life by the water, our jewelry features secure, lasting craftsmanship—elegant, effortless, and made to move with you.

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