What center stone shape does this ring feature?

This ring features a round lab-grown diamond.

How is the center lab-grown diamond secured?

It is secured by four prongs within a cathedral basket setting.

What are the structural features of the band and setting?

The setting incorporates cathedral shoulders, an open gallery, and a soft square D-shape shank with a high polish finish.

Which metals can I choose for this ring?

You can select from Yellow Gold, Rose Gold, White Gold, Silver, or Platinum.

Does this ring contain accent stones?

No, this design has no accent stones.

What is an open gallery in a ring setting?

An open gallery leaves the space beneath and around the center stone exposed rather than fully enclosed in metal.

What defines a soft square D-shape shank?

A soft square D-shape shank features a gently squared outer contour paired with a rounded or flat-topped profile.

Round Cathedral Solitaire Basket Lab-Grown Diamond Ring

Diamond Shape —

Metal —

Carat —

Diamond Quality

Color —

Clarity —

Ring Size —

Not sure of your size? Choose Size later and we'll contact you after you order to confirm it.

$799Made to order · Ships by 15 working days

Diamond colour & clarity

Colour runs from D, with no colour at all, towards a faint yellow. D–F look icy white. G–H look white once set, especially in yellow or rose gold.

Colourless · D E FNear colourless · G H I JFaint · K L M

Clarity is how many tiny natural marks a diamond has. From VS1 upwards they can't be seen without 10× magnification.

Grade	What it means
FL · IF	Flawless — nothing seen at 10×
VVS1 · VVS2	Very, very slight — very hard to find at 10×
VS1 · VS2	Very slight — eye-clean, minor marks at 10×
SI1 · SI2	Slight — usually eye-clean in smaller stones
I1	Included — marks may be visible to the eye

Ring size guide

Measure a ring that already fits, or wrap a strip of paper around your finger. If you're between sizes, go up one.

US	UK	EU	Inside diameter	Circumference
3.0	F½	44	14.1 mm	44.2 mm
3.5	G½	45	14.5 mm	45.5 mm
4.0	H½	47	14.9 mm	46.8 mm
4.5	I½	48	15.3 mm	48.0 mm
5.0	J½	49	15.7 mm	49.3 mm
5.5	K½	50	16.1 mm	50.6 mm
6.0	L½	52	16.5 mm	51.9 mm
6.5	M½	53	16.9 mm	53.1 mm
7.0	N½	54	17.3 mm	54.4 mm
7.5	O½	55	17.7 mm	55.7 mm
8.0	P½	57	18.1 mm	57.0 mm
8.5	Q½	58	18.5 mm	58.2 mm
9.0	R½	59	18.9 mm	59.5 mm
9.5	S½	60	19.4 mm	60.8 mm
10.0	T½	62	19.8 mm	62.1 mm
10.5	U½	63	20.2 mm	63.3 mm
11.0	V½	64	20.6 mm	64.6 mm
11.5	W½	65	21.0 mm	65.9 mm
12.0	Y	67	21.4 mm	67.2 mm
12.5	Z	68	21.8 mm	68.5 mm
13.0	Z+1	69	22.2 mm	69.7 mm

Wrap a strip of paper around the base of your finger, snug but not tight.
Mark where it overlaps and measure the length in mm. That's your circumference.
Find the nearest circumference above. Measure at the end of the day, when fingers are largest.

Still unsure? Choose Size later in the size list. We'll contact you after you order to confirm your size before we start making your ring.

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Certified diamonds Larger centre diamonds come certified, with a grading report.

Ships by —Made to order for you. Free shipping.

Lifetime care Free cleaning and check-ups for life, with easy returns and warranty support.

Focusing on clean geometry, this solitaire ring highlights a round lab-grown diamond set within a four-prong cathedral basket. The arching cathedral shoulders meet an open gallery that draws light into the center stone. Finished with a high-polish shine, the soft square D-shape shank rests flat against neighboring fingers for smooth everyday wear.

At a glance

Round lab-grown diamond centre stone
Four-prong setting
Cathedral Solitaire Basket setting
Open Gallery gallery
Cathedral shoulders
High Polish Soft Square / D-Shape shank
Available in 5 metals (Yellow Gold, Rose Gold, White Gold +more)

The gentle lift of cathedral shoulders paired with an open gallery creates an architectural silhouette that draws attention directly to the round lab-grown diamond. Someone seeking a refined solitaire with anti-spin comfort will appreciate how the soft square D-shape band sits naturally on the hand.

This solitaire ring puts the focus entirely on a round lab-grown diamond, cradled by four protective prongs in a cathedral basket setting. Arching shoulders sweep up from the band to elevate the head, creating a tall profile that catches light from every angle. Beneath the center stone, an open gallery allows unobstructed light entry, highlighting the lab-grown diamond's sparkle without added accent stones. The band itself is shaped with a soft square D-shape profile. This subtle interior curvature and squared outer edge help keep the ring centered on your finger, minimizing spin during movement. Crafted with a mirror-like high polish finish, the metal band frames the central stone with understated contrast. Customization is available across metals, including yellow gold, rose gold, white gold, silver, and platinum.