10 carat round brilliant natural diamond engagement ring in platinum setting - Auckland New Zealand
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
10 Carat Round Brilliant Engagement Ring 18K Yellow
12 Carat - Lab Grown - Raphana Jewellery
10 carat round brilliant natural diamond engagement ring in platinum setting - Auckland New Zealand
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
12 Carat - Lab Grown - Raphana Jewellery
10 Carat Round Brilliant Engagement Ring 18K Yellow
12 Carat - Lab Grown - Raphana Jewellery

10 Carat Round Brilliant Engagement Ring 18K Yellow

$750,000.00
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Size chart

Ring Size Chart

Find below a conversion chart for ring sizes. Please note, this should only act as a guide and sizing will differ depending on the brand and style.

MM   12.45 12.85 13.26 13.67 14.07 14.48 14.88 15.29 15.49 15.9
US 1 1½ 2 2½ 3 3½ 4 4½ 4¾ 5¼
NZ/UK‎ ‎ ‎ ‎‎ ‎ ‎ ‎ ‎ ‎    B C D E F G H I J K
MM 16.31 16.71 17.12 17.53 17.93 18.34 18.75 19.15 19.56
US 5¾ 6¼ 6¾ 7¼ 7¾ 8¼ 8¾ 9¼ 9¾
NZ/UK‎ ‎ ‎ ‎ ‎    L M N O P Q R S T
MM 19.96 20.37 20.78 21.18 21.59 21.79 22.4 22.81 23.01 23.42
US 10¼ 10¾ 11¼ 11¾ 12¼ 12½ 13¼ 13¾ 14 14½
NZ/UK ‎ ‎ ‎ ‎ ‎   U V W X Y Z Z+1 Z+2 Z+3 Z+4
  • Free Resizing
  • Lifetime Warranty
  • Free Ring Customisation*
  • Free Insured Shipping on all orders

The Ultimate Statement of Love and Luxury.

Introducing Raphana’s extraordinary 10 Carat Round Brilliant Engagement Ring, crafted with a certified natural diamond of unmatched brilliance and size. Designed for those who seek timeless prestige, this show-stopping piece features a perfectly cut round brilliant diamond set in a high-polish platinum band for maximum light performance and durability.

Handcrafted in Auckland, New Zealand, this ring is a true heirloom—bold, rare, and eternally elegant.

Features:

  • Natural Earth-Mined Diamond – 100% certified and ethically sourced

  • Carat Weight: 10.00 ct

  • Shape: Round Brilliant Cut

  • Colour & Clarity: J/VS2 or better (upgrade options available)

  • Setting: Classic four- or six-prong platinum mount

  • Includes GIA certification and independent valuation

  • Made-to-order in New Zealand with lifetime care

 

For true connoisseurs of craftsmanship and scale—this ring is designed to turn heads and last forever.

Order this piece online today! Crafted with care, it takes 6 weeks to create. Need it sooner or want a personal touch? Contact us—we’re happy to make it perfect for you!

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