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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18 of 20 products

  • Cherish Cherish
    Cove Jewelry
    Cherish
    $2,900 $2,950
    $2,900 $2,950

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  • Highland Highland
    Cove Jewelry
    Highland
    $2,200
    $2,200

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  • Long Point Bezel Eternity Band Long Point Bezel Eternity Band
    Cove Jewelry
    Long Point Bezel Eternity Band
    $3,500
    $3,500

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  • bezel set emerald cut diamond ring Nauset Light
    Cove Jewelry
    Nauset Light
    $2,900
    $2,900

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  • Marquise Bezel Half-way Ring Marquise Bezel Ring
    Cove Jewelry
    Sankaty
    $2,200
    $2,200

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  • Bay Bay
    Cove Jewelry
    Bay
    $675 $800
    $675 $800

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  • Crest Crest
    Cove Jewelry
    Crest
    $800 $845
    $800 $845

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  • Lab-Diamond Top Ring Diamond Arch Band Ring
    Cove Jewelry
    Sail
    $800 $845
    $800 $845

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  • Lab-Diamond Top Ring Hampton
    Cove Jewelry
    Hampton
    $800
    $800
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Emerald Lab Grown Diamond Ring
 

SHOP BY COLLECTION

Hawai‘i Collection, Seacoast Collection, and Cape Cod Collection—reflect the timeless elegance of life by the ocean.
FIND YOUR STYLE

SHOP BY STONE

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
Emerald Lab Grown Diamond Ring
 
 

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 Ready 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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