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Welcome to Precious Lab, Japan's Leading Lab Grown Diamond Jeweler

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Precious Lab
  • DIAMOND
  • ENGAGEMENT RING
    • Start With A Ring Setting
    • Start With A Diamond
  • JEWELLERY
    • Wedding Band
    • Eternity Rings
    • Rings
    • Necklaces
  • ABOUT
  • CONTACT US
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Explore Our Collection

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

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96 products

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96 products

  • white gold

    Classic Halo Preset 1ct Diamond Ring

    Classic Halo Preset 1ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥205,000
    Sale price ¥205,000 Regular price
    Unit price /  per 
  • white gold

    Classic Pave Diamond Ring

    Classic Pave Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥105,000
    Sale price ¥105,000 Regular price
    Unit price /  per 
  • white gold

    Classic Pave Preset 1ct Diamond Ring

    Classic Pave Preset 1ct Diamond Ring

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

    Crystal Preset 1ct Diamond Ring

    Crystal Preset 1ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥205,000
    Sale price ¥205,000 Regular price ¥185,000
    Unit price /  per 
  • white gold

    Crystal Unique Diamond Ring

    Sale

    Crystal Unique Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥104,000
    Sale price ¥104,000 Regular price ¥185,000
    Unit price /  per 
    Sale
  • White Gold

    Cushion Pear Diamond Bracelet

    Cushion Pear Diamond Bracelet

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

    Cushion Shape Studs

    Cushion Shape Studs

    Vendor:
    Precious Lab
    Regular price ¥121,000
    Sale price ¥121,000 Regular price ¥3,700
    Unit price /  per 
  • white gold

    Cushion Solitaire Diamond Pendant

    Cushion Solitaire Diamond Pendant

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

    Double Diamond Eternity Band

    Double Diamond Eternity Band

    Vendor:
    Precious Lab
    Regular price ¥252,000
    Sale price ¥252,000 Regular price ¥6,900
    Unit price /  per 
  • white gold

    Drop Diamond Earrings

    Drop Diamond Earrings

    Vendor:
    Precious Lab
    Regular price ¥80,000
    Sale price ¥80,000 Regular price
    Unit price /  per 
  • White Gold

    Emerald Diamond Chain Bracelet

    Emerald Diamond Chain Bracelet

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

    Emerald Shape Bezel Studs

    Emerald Shape Bezel Studs

    Vendor:
    Precious Lab
    Regular price ¥121,000
    Sale price ¥121,000 Regular price ¥3,700
    Unit price /  per 
  • white gold

    Emerald Three Stone 1ct Preset Diamond Ring

    Emerald Three Stone 1ct Preset Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥182,000
    Sale price ¥182,000 Regular price
    Unit price /  per 
  • white gold

    Emerald Three Stone Diamond Ring

    Emerald Three Stone Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥82,000
    Sale price ¥82,000 Regular price
    Unit price /  per 
  • White Gold

    Ethereal Glow Diamond Earrings

    Ethereal Glow Diamond Earrings

    Vendor:
    Precious Lab
    Regular price ¥149,000
    Sale price ¥149,000 Regular price ¥3,700
    Unit price /  per 
  • white gold

    Feather Diamond Ring

    Sale

    Feather Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥124,000
    Sale price ¥124,000 Regular price ¥185,000
    Unit price /  per 
    Sale
  • white gold

    Feather Preset 1ct Diamond Ring

    Feather Preset 1ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥206,000
    Sale price ¥206,000 Regular price ¥185,000
    Unit price /  per 
  • White Gold

    Golden Halo Diamond Ring

    Golden Halo Diamond Ring

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

    Golden Halo Preset 1ct Diamond Ring

    Sale

    Golden Halo Preset 1ct Diamond Ring

    Vendor:
    Precious Lab
    Regular price ¥172,000
    Sale price ¥172,000 Regular price ¥185,000
    Unit price /  per 
    Sale
  • white gold

    Halo Solitaire Studs

    Halo Solitaire Studs

    Vendor:
    Precious Lab
    Regular price ¥154,000
    Sale price ¥154,000 Regular price ¥3,700
    Unit price /  per 
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