radiant cut natural diamond engagement ring Auckland

Rachel - Natural Diamond - Raphana Jewellery

1 Carat Radiant Engagement Ring 18K - Raphana Jewellery

$3,450.00

Metal Colour

18K White

18K Yellow

Center Stone Size

0.50 Carat

0.70 Carat

1 Carat

1.5 Carat

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

Radiant Shape Natural Diamond Engagement Ring – Raphana Exclusive

Bold yet timeless, this radiant shape engagement ring captures light from every angle with its brilliant-cut corners and elongated form. Handcrafted in New Zealand with a certified, ethically sourced natural diamond, it combines elegance, fire, and sophistication in one unforgettable piece.

Product Features:

Diamond Type: 100% Natural, IGI or GIA-Certified
Cut: Radiant
Carat Weight: 1.00 ct (customizable)
Colour Grade: G+ (Exceptional White Range)
Clarity Grade: SI2 (Eye-Clean, High-Quality)
Make: Excellent Cut
Setting: 4-prong
Metal Options: 18K Yellow Gold, White Gold, Rose Gold, or Platinum
Made in: New Zealand
Crafting Time: 4–6 weeks (made-to-order)

Set in your choice of 18K white, yellow, or rose gold, this design flatters the finger while offering exceptional sparkle. Perfect for those who want modern brilliance with a refined silhouette.

Why Choose Raphana?

Premium GIA-certified natural diamonds
Designed and made-to-order in Auckland, New Zealand
Lifetime craftsmanship guarantee
Complimentary resizing & cleaning within 12 months

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!

[{"id":44421863342259,"title":"18K White \/ 0.50 Carat","option1":"18K White","option2":"0.50 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436368563,"product_id":8174726709427,"position":5,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-04-24T23:33:37+12:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417","variant_ids":[44421863342259,44442503053491,44442503086259,44442503119027]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K White \/ 0.50 Carat","public_title":"18K White \/ 0.50 Carat","options":["18K White","0.50 Carat"],"price":345000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308310707,"position":6,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503053491,"title":"18K White \/ 0.70 Carat","option1":"18K White","option2":"0.70 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436368563,"product_id":8174726709427,"position":5,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-04-24T23:33:37+12:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417","variant_ids":[44421863342259,44442503053491,44442503086259,44442503119027]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K White \/ 0.70 Carat","public_title":"18K White \/ 0.70 Carat","options":["18K White","0.70 Carat"],"price":425000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308310707,"position":6,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503086259,"title":"18K White \/ 1 Carat","option1":"18K White","option2":"1 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436368563,"product_id":8174726709427,"position":5,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-04-24T23:33:37+12:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417","variant_ids":[44421863342259,44442503053491,44442503086259,44442503119027]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K White \/ 1 Carat","public_title":"18K White \/ 1 Carat","options":["18K White","1 Carat"],"price":795000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308310707,"position":6,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503119027,"title":"18K White \/ 1.5 Carat","option1":"18K White","option2":"1.5 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436368563,"product_id":8174726709427,"position":5,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-04-24T23:33:37+12:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417","variant_ids":[44421863342259,44442503053491,44442503086259,44442503119027]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K White \/ 1.5 Carat","public_title":"18K White \/ 1.5 Carat","options":["18K White","1.5 Carat"],"price":1385000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308310707,"position":6,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44421863375027,"title":"18K Yellow \/ 0.50 Carat","option1":"18K Yellow","option2":"0.50 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436401331,"product_id":8174726709427,"position":2,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-02-18T18:13:04+13:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584","variant_ids":[44421863375027,44442503151795,44442503184563,44442503217331]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K Yellow \/ 0.50 Carat","public_title":"18K Yellow \/ 0.50 Carat","options":["18K Yellow","0.50 Carat"],"price":345000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308212403,"position":2,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503151795,"title":"18K Yellow \/ 0.70 Carat","option1":"18K Yellow","option2":"0.70 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436401331,"product_id":8174726709427,"position":2,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-02-18T18:13:04+13:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584","variant_ids":[44421863375027,44442503151795,44442503184563,44442503217331]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K Yellow \/ 0.70 Carat","public_title":"18K Yellow \/ 0.70 Carat","options":["18K Yellow","0.70 Carat"],"price":425000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308212403,"position":2,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503184563,"title":"18K Yellow \/ 1 Carat","option1":"18K Yellow","option2":"1 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436401331,"product_id":8174726709427,"position":2,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-02-18T18:13:04+13:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584","variant_ids":[44421863375027,44442503151795,44442503184563,44442503217331]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K Yellow \/ 1 Carat","public_title":"18K Yellow \/ 1 Carat","options":["18K Yellow","1 Carat"],"price":795000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308212403,"position":2,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584"}},"requires_selling_plan":false,"selling_plan_allocations":[]},{"id":44442503217331,"title":"18K Yellow \/ 1.5 Carat","option1":"18K Yellow","option2":"1.5 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436401331,"product_id":8174726709427,"position":2,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-02-18T18:13:04+13:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584","variant_ids":[44421863375027,44442503151795,44442503184563,44442503217331]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K Yellow \/ 1.5 Carat","public_title":"18K Yellow \/ 1.5 Carat","options":["18K Yellow","1.5 Carat"],"price":1385000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"","featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308212403,"position":2,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-462557.jpg?v=1739855584"}},"requires_selling_plan":false,"selling_plan_allocations":[]}]

{"id":44421863342259,"title":"18K White \/ 0.50 Carat","option1":"18K White","option2":"0.50 Carat","option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":{"id":37262436368563,"product_id":8174726709427,"position":5,"created_at":"2025-02-14T17:33:37+13:00","updated_at":"2025-04-24T23:33:37+12:00","alt":"Rachel - Natural Diamond - Raphana Jewellery","width":900,"height":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417","variant_ids":[44421863342259,44442503053491,44442503086259,44442503119027]},"available":true,"name":"1 Carat Radiant Engagement Ring 18K - 18K White \/ 0.50 Carat","public_title":"18K White \/ 0.50 Carat","options":["18K White","0.50 Carat"],"price":345000,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":null,"featured_media":{"alt":"Rachel - Natural Diamond - Raphana Jewellery","id":29243308310707,"position":6,"preview_image":{"aspect_ratio":1.0,"height":900,"width":900,"src":"\/\/www.raphanajewellery.co.nz\/cdn\/shop\/files\/rachel-natural-diamond-146974.jpg?v=1745494417"}},"requires_selling_plan":false,"selling_plan_allocations":[]}

Eyes for details

Premium Collection

Elevate Your Style with Exquisite Fine Luxury Premium Jewellery

Discover Now

1 Carat Radiant Engagement Ring 18K

Ring Size Chart

Radiant Shape Natural Diamond Engagement Ring – Raphana Exclusive

Product Features:

Why Choose Raphana?

You may also like

Recently viewed