1 carat D-colour colourless diamond ring in 18K yellow gold, 6-claw setting
1 carat D-colour colourless diamond ring in 18K white gold, solitaire 6-claw
1 carat D-colour colourless diamond ring in 18K yellow gold, 6-claw setting
1 carat D-colour colourless diamond ring in 18K rose gold, IGI-certified lab-grown
Solitaire Natural Diamond Engagement Ring – 18K Gold & Platinum - Raphana Jewellery
Solitaire Natural Diamond Engagement Ring – 18K Gold & Platinum - Raphana Jewellery
Solitaire Natural Diamond Engagement Ring – 18K Gold & Platinum - Raphana Jewellery
GIA-certified natural diamond petite solitaire ring in platinum
IGI-certified lab-grown diamond petite engagement ring in white gold
Solitaire Natural Diamond Engagement Ring – 18K Gold & Platinum - Raphana Jewellery

1 Carat Solitaire Diamond Ring 18K Gold / Platinum

Regular price$2,699.00
/
Metal
Choose Diamond Stone
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 2 3 4
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
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

1 Carat Solitaire Diamond Ring 18K Gold & Platinum

At Raphana Jewellery, our 1 Carat Solitaire Petite Diamond Engagement Ring is the perfect blend of delicate proportions and enduring craftsmanship. Whether you choose a natural, earth-mined diamond (GIA-certified) or an ethically made lab-grown diamond (IGI-certified), each stone is gorgeously showcased in a classic 6-claw setting crafted in your choice of 18K yellow, white or rose gold, or platinum.

Setting Features:

Feature

Natural Diamond

Lab-Grown Diamond

Origin

Earth-formed over billions of years

Grown in a lab using CVD or HPHT technology 

Certification

GIA (Gemological Institute of America) 

IGI (International Gemological Institute)

Carat 

1

1

Color Range

D

Clarity Range

VVS2

VVS2

Brilliance

Exceptional brilliance with unique character

Virtually identical brilliance, more consistency

Rarity

Naturally rare and finite

Consistently available 

Sourcing

Conflict-free, ethically mined

Ethically produced with minimal environmental impact

Elevate your promise with Raphana Jewellery’s signature 1 ct diamond ring, individually crafted to perfection:

  • Classic 6-Claw Setting

    Secures your diamond while maximising light return for unparalleled sparkle.

  • Choose Your Metal

    – 18K Yellow, White or Rose Gold

    – Premium Platinum 950

  • Natural vs. Lab-Grown

    Natural Earth-Mined Diamond (GIA-certified)

    Lab-Grown Diamond (IGI-certified)

    Both options are hand-selected for ideal cut, colour D Colourless and clarity VVS2 Flawless

  • Ideal Proportions

    Our master craftsmen ensure each 1 ct stone sits low enough for everyday wear yet high enough to catch every ray of light.

  • Ethical & Sustainable

    Whether you choose a conflict-free natural diamond or a sustainable lab-grown stone, every ring is backed by transparent sourcing.

Details & Sizing

• Diamond Diameter: ~6.5 mm

• Ring Width: 1.8 mm 

• Available in whole and half sizes—contact us for bespoke sizing.

Why Raphana?

With over a decade of fine jewellery expertise in Auckland, we blend tradition and innovation to create heirloom pieces you’ll treasure forever.

Order Yours

Customise your 1 ct diamond ring today. In-stock cuts ship in 1–2 weeks; fully bespoke designs ship in 4–6 weeks.

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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