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Welcome to Precious Lab — Japan's Leading Lab-Grown Diamond Jeweler

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  • DIAMOND
  • ENGAGEMENT RING
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    • Start With A Diamond
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Explore Our Collection

Welcome to the fine world of Lab Grown Jewelry. Browse All Our Jewelry

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72 products

  • white gold

    Halo Solitaire Studs

    Halo Solitaire Studs

    Vendor:
    Precious Lab
    Regular price ¥164,000 JPY
    Sale price ¥164,000 JPY Regular price ¥3,700 JPY
    Unit price /  per 
  • White Gold

    Pear Drop Diamond Pendant

    Pear Drop Diamond Pendant

    Vendor:
    Precious Lab
    Regular price ¥157,000 JPY
    Sale price ¥157,000 JPY Regular price ¥96,000 JPY
    Unit price /  per 
  • white gold

    Heart Charm Diamond Pendant

    Heart Charm Diamond Pendant

    Vendor:
    Precious Lab
    Regular price ¥148,000 JPY
    Sale price ¥148,000 JPY Regular price ¥96,000 JPY
    Unit price /  per 
  • white gold

    Cushion Solitaire Diamond Pendant

    Cushion Solitaire Diamond Pendant

    Vendor:
    Precious Lab
    Regular price ¥148,000 JPY
    Sale price ¥148,000 JPY Regular price ¥96,000 JPY
    Unit price /  per 
  • White Gold

    Pure Essence Diamond Pendant

    Pure Essence Diamond Pendant

    Vendor:
    Precious Lab
    Regular price ¥142,000 JPY
    Sale price ¥142,000 JPY Regular price ¥96,000 JPY
    Unit price /  per 
  • White Gold

    Celestine Halo Diamond Pendant

    Celestine Halo Diamond Pendant

    Vendor:
    Precious Lab
    Regular price ¥148,000 JPY
    Sale price ¥148,000 JPY Regular price ¥96,000 JPY
    Unit price /  per 
  • White Gold

    Vera Luna Diamond Bracelet

    Vera Luna Diamond Bracelet

    Vendor:
    Precious Lab
    Regular price ¥850,000 JPY
    Sale price ¥850,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Pristine Loop Diamond Bracelet

    Pristine Loop Diamond Bracelet

    Vendor:
    Precious Lab
    Regular price ¥420,000 JPY
    Sale price ¥420,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Two Hearts Diamond Band

    Two Hearts Diamond Band

    Vendor:
    Precious Lab
    Regular price ¥320,000 JPY
    Sale price ¥320,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Shimmer Classic 4.5ct Diamond Band

    Shimmer Classic 4.5ct Diamond Band

    Vendor:
    Precious Lab
    Regular price ¥421,000 JPY
    Sale price ¥421,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Cushion Pear Diamond Bracelet

    Cushion Pear Diamond Bracelet

    Vendor:
    Precious Lab
    Regular price ¥383,000 JPY
    Sale price ¥383,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Toi Et Moi Diamond Band

    Toi Et Moi Diamond Band

    Vendor:
    Precious Lab
    Regular price ¥310,000 JPY
    Sale price ¥310,000 JPY Regular price
    Unit price /  per 
  • White gold

    Royal Ascher Diamond Studs

    Royal Ascher Diamond Studs

    Vendor:
    Precious Lab
    Regular price ¥118,000 JPY
    Sale price ¥118,000 JPY Regular price ¥3,700 JPY
    Unit price /  per 
  • White Gold

    Ethereal Glow Diamond Earrings

    Ethereal Glow Diamond Earrings

    Vendor:
    Precious Lab
    Regular price ¥149,000 JPY
    Sale price ¥149,000 JPY Regular price ¥3,700 JPY
    Unit price /  per 
  • White Gold

    Horizon 5ct 'Tennis' Diamond Bracelet

    Horizon 5ct 'Tennis' Diamond Bracelet

    Vendor:
    Precious Lab
    Regular price ¥385,000 JPY
    Sale price ¥385,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Serenity 5ct 'Tennis' Diamond Bracelet

    Serenity 5ct 'Tennis' Diamond Bracelet

    Vendor:
    Precious Lab
    Regular price ¥385,000 JPY
    Sale price ¥385,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Opulent Diamond Chain Bracelet

    Opulent Diamond Chain Bracelet

    Vendor:
    Precious Lab
    Regular price ¥95,000 JPY
    Sale price ¥95,000 JPY Regular price
    Unit price /  per 
  • White Gold

    Emerald Diamond Chain Bracelet

    Emerald Diamond Chain Bracelet

    Vendor:
    Precious Lab
    Regular price ¥95,000 JPY
    Sale price ¥95,000 JPY Regular price
    Unit price /  per 
  • white gold

    Bezel Solitaire Preset 1ct Diamond Ring

    Bezel Solitaire Preset 1ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥185,000 JPY
    Sale price ¥185,000 JPY Regular price
    Unit price /  per 
  • white gold

    Toi Et Moi Preset 2ct Diamond Ring

    Toi Et Moi Preset 2ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥320,000 JPY
    Sale price ¥320,000 JPY Regular price
    Unit price /  per 
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