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0.50 ct round lab diamond necklace in platinum and 18k yellow gold
a round lab diamond is secured in a platinum 4-prong basket that sharpens the stone's perceived colorlessness, the metal's cool neutrality letting pure fire take center stage. paired with an 18k yellow gold azuki chain in 0.23 mm, the warmth creates deliberate contrast, leaving the diamond visually suspended above the metal. each link is precision-soldered for strength and a fluid drape. the combination reads modern: platinum for precision, gold for warmth. made in japan with exacting discipline.
Details
• product code: jt002_2a_sr110_pl58_c050_rb
• platinum setting with lab-grown diamond; 18k yellow gold chain
• color/clarity: f+/vs1+
• stone shape/count: 1 round brilliant diamond (0.50 ct)
• setting: 4-prong basket in platinum
• japanese azuki (cable) chain in 0.23 mm thickness; precision-soldered oval links for strength with a clean, fluid drape
• made in japan
• net metal weight: 0.5 g
• imported
• platinum setting with lab-grown diamond; 18k yellow gold chain
• color/clarity: f+/vs1+
• stone shape/count: 1 round brilliant diamond (0.50 ct)
• setting: 4-prong basket in platinum
• japanese azuki (cable) chain in 0.23 mm thickness; precision-soldered oval links for strength with a clean, fluid drape
• made in japan
• net metal weight: 0.5 g
• imported
Certification
all FacetsN laboratory diamonds over 0.5 ct are certified by the International Gemological Institute (IGI). your purchase will be accompanied by an original certificate issued by this independent organization verifying the exceptional quality of the diamond.
Sustainability
FacetsN is a member of 1% for the Planet®. our jewelry uses responsibly sourced materials and eco-certified packaging. every lab-grown diamond is created with precision methods that minimize environmental impact. no mining, no disruption to ecosystems.
our commitment extends beyond materials. each piece is handcrafted in Kofu, Japan, where artisans build jewelry designed to last generations. longevity is sustainability.
our commitment extends beyond materials. each piece is handcrafted in Kofu, Japan, where artisans build jewelry designed to last generations. longevity is sustainability.
Shipping & Returns
free insured shipping within the United States via FedEx with full tracking. returns are also free and accepted within 30 days of delivery in original, unworn condition.

0.50 ct round lab diamond necklace in platinum and 18k yellow gold
Sale price$610.00 USD