Helzberg Lab Grown Diamonds Lab Grown Diamond Solitaire Oval Engagement Ring

Metal

Platinum

Carat Total Weight

1 ctw

This field is required.

Ring Size

5.0

Measure Ring Size with a String

1.

Cut a small strip of flexible string, ribbon, thread or dental floss.

2.

Wrap it firmly (but not too tight) around your ring finger.

3.

Compare your measurement with Helzberg’s ring sizing chart. Double and triple check for accuracy.

All Helzberg rings are specified in standard US sizes.

Inside Circumference
IN	MM	Ring Size
1.74	44.2	3
1.77	44.8	3.25
1.79	45.5	3.5
1.82	46.1	3.75
1.84	46.8	4
1.87	47.4	4.25
1.89	48	4.5
1.92	48.7	4.75
1.94	49.3	5
1.97	50	5.25
1.99	50.6	5.5
2.02	51.2	5.75
2.04	51.9	6
2.07	52.5	6.25
2.09	53.1	6.5
2.12	53.8	6.75
2.14	54.4	7
2.17	55.1	7.25
2.19	55.7	7.5
2.22	56.3	7.75
2.24	57	8
2.27	57.6	8.25
2.29	58.3	8.5
2.32	58.9	8.75
2.34	59.5	9
2.37	60.2	9.25
2.39	60.8	9.5
2.42	61.4	9.75
2.44	62.1	10
2.47	62.7	10.25
2.49	63.4	10.5
2.52	64	10.75
2.54	64.6	11
2.57	65.3	11.25
2.59	65.9	11.5
2.62	66.6	11.75
2.65	67.2	12
2.68	68.1	12.25
2.71	68.5	12.5
2.72	69.1	12.75
2.75	69.7	13

Size Guide

4.0
4.5
5.0
5.5
6.0
6.5
7.0
7.5
8.0
8.5
9.0
9.5
10.0
10.5
11.0
11.5
12.0

This field is required.

Don't see your size available? You can special order a size. Contact us.

Inspect

Protect Your Purchase

details

No Care Plan

Lifetime Care Plan

$369.99

Ring Resizing
Bi-Annual Inspections
Cleaning and Repairs

Delivery Method

Free Standard Delivery: Arrives by August 28th

Free in-store pickup

The definition of all that glitters, this lab grown diamond oval solitaire engagement ring provides incredible sparkle thanks to its elongated form. Its 1 carat oval stone gives her in-the-moment fashion with lasts-a-lifetime design, and platinum highlights the glow of her lab grown diamond engagement ring, identical to a natural diamond in every way.

GCAL is the premier, independent diamond grading lab with the highest standards in the industry. GCAL certification provides identification and forensic details for both natural and laboratory-grown diamonds and gemstones. Each GCAL certified product is backed by a guarantee, offering unparalleled integrity and confidence with each purchase.

Composition

Metal: Platinum
Item Width: 21.00mm
Style: Solitaire

Gems

Stone: Diamond
Stone Shape: Oval
Stone Cut: Brilliant / Full
Diamond Center Stone Carat Weight: 1 ct.
Diamond Total Carat Weight: 1 ctw
Diamond Type: Lab Grown
Diamond Minimum Color: H
Diamond Minimum Clarity: VS2
Minimum Cut Grade: Very Good
Center Diamond Certification: GCAL

General

Online Exclusive: Yes
SKU: 2731409-5.0

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Delivery options

We currently offer free standard shipping with purchases of $99 or more. Need it faster? Select Expedited or Express shipping at checkout.

Select stores offer same-day delivery for $24.95 within 20 miles, though personalized items and online exclusives are excluded.

For discreet purchases or urgent gifts, use our free in-store pickup. Select Store Pickup at checkout and choose your preferred location. We’ll send you an email when it’s ready to pickup.

Free Returns

If your purchase does not meet your expectations, return or exchange it within 30 days in unworn condition for a hassle-free refund. Contact us for a free return shipping label, or visit any of our stores for assistance.

Please ensure returned merchandise shows no signs of wear, such as scratches, blemishes, or scuffs.

Shipping & returns FAQ