Luminesce Lab Grown 18ct Yellow Gold 1.20 Carat TW 1 Carat Certified Diamond Engagement Ring

NOW $1,999 Sold out
Ring Size Chart

Choose your measurement type and compare it with the sizes below.

Ring Measurement Type:

Finger Circumference (mm) Sizes
AUS    USA    Europe
44.2 F 3 4.25
44.8 F 1/2 3 1/4 4.75
45.5 G 3 1/2 5.5
46.1 G 1/2 3 3/4 6
46.8 H 4 6.75
47.4 H 1/2 4 1/4 7.5
48 I 4 1/2 8
48.7 J 4 3/4 8.75
49.3 J 1/2 5 9.25
50 K 5 1/4 10
50.6 K 1/2 5 1/2 10.5
51.2 L 5 3/4 11.25
51.9 L 1/2 6 11.75
52.5 M 6 1/4 12.5
53.1 M 1/2 6 1/2 13.25
53.8 N 6 3/4 13.75
54.4 N 1/2 7 14.5
55.1 O 7 1/4 15
55.4 O 1/2 7 1/2 15.75
56.3 P 7 3/4 16.25
57 P 1/2 8 17
57.6 Q 8 1/4 17.5
58.3 Q 1/2 8 1/2 18.25
58.9 R 8 3/4 19
59.5 R 1/2 9 19.5
60.2 S 9 1/4 20.25
60.8 S 1/2 9 1/2 20.75
61.4 T 9 3/4 21.5
62.1 T 1/2 10 22
62.7 U 10 1/4 22.75
63.4 U 1/2 10 1/2 23.25
64 V 10 3/4 24
64.6 V 1/2 11 24.75
65.3 W 11 1/4 25.25
65.9 W 1/2 11 1/2 26
66.6 X 11 3/4 26.5
67.2 X 1/2 12 27.25
67.8 Y 12 1/4 27.75
68.5 Z 12 1/2 28.5
Ring Size

Single's Day Sale: Extra 11% Off* Jewellery

Code automatically applied at checkout. Includes already reduced and clearance.
Excludes Watches. Ends 11/11/2026 *Terms, conditions & exclusions apply.

  • Ready to ship in 4-8 business days
  • Free Shipping over $69
  • 30 day returns (online only)
Sparkle Now, Pay Later
Description
Luminesce Lab Grown 18ct Yellow Gold 1.20 Carat TW 1 Carat Certified Diamond Engagement Ring
Specifications
  • Diamond clarity: SI/P1
  • Diamond colour: GI
  • Diamond cut: Oval Cut
  • Diamond weight: 1.2 carat
  • Gemstones: Lab Grown Diamond
  • Gold purity: 18ct
  • Materials: Yellow Gold
Shipping & Returns

Online orders are dispatched with Australia Post from our Adelaide warehouse.

Standard Postage
FREE for orders over $69
$9.95 for orders under $69

Express Postage
$3.95 for orders over $69
$13.95 for orders under $69

Shipping FAQ ›

RETURNS

Online orders can be returned within 30 days of delivery if eligible. This excludes earrings, body jewellery, personalised products and items that have been worn, scratched, damaged, made to order or altered in any way (including resize).

Returns & Exchanges FAQ ›

Ring Size

The jewellery market is so crowded these days that it's easy for anyone to feel overloaded. You have an endless number of choices vying for your attention, yet many of them end up blending together. You're not just looking for any piece but one with personality that's easy to wear and stands out in a subtle way. Social media drives many younger shoppers towards the latest designs, whereas budget-focused customers look for items without compromise. Here's where Shiels makes a difference; established by Jack Shiels in 1945, we bring decades of expertise and offer truly refined, unique pieces. Our in-house jewellery hunters know that ordinary won't do for you, so they source the newest, finely crafted designs from across the world. The team is proud of the fact that we offer the largest range of jewellery here in the country, paired with pricing that can't be beaten. As the leading Australian-owned retailer, we offer the confidence you require when you shop. We focus on affordability and quality, especially since we believe that everyone deserves easy access to beautiful pieces. When you're attracted to thoughtful designs like Luminesce Lab Grown 18ct Yellow Gold 1.20 Carat TW 1 Carat Certified Diamond Engagement Ring, know that with us, you're investing in craftsmanship that embodies your style and is made to last.

At Shiels, we present you with a broad range of jewellery aligned with different occasions, which means you can get exactly what you're looking for. Our selection includes something special for all preferences, no matter if you're searching for a princess-cut engagement ring for a stylish vibe or a classic solitaire design for lasting romance. Also, with a diamond eternity band making an impactful anniversary present and vibrant charm bracelets suiting birthdays and other celebrations, there's sentiment behind each piece. You can choose from our extensive array of metals, from yellow, white and rose gold to gold-plated, stainless steel and silver options. Should you be in the market for alluring gemstones, we have choices like emerald, ruby, opal, aquamarine and more to bring a splash of colour to your outfit. You can consider going for pearls or cubic zirconia for a more understated energy that suits your personality. Our collection doesn't stop at jewellery either, given that you can also pick from a broad range of watches that cater to men, women and kids. Styles from brands like Casio, Citizen and Tommy Hilfiger mean that you're spoilt for choice in terms of functionality and style. If you're interested in Casio LA670WA-1UR Digital Stainless Steel, Thomas Sabo Sterling Silver Gold Plated Compass Malachite Dog Tag Pendant or Thomas Sabo Heritage Sterling Silver Organic Drop Earrings, know that we have timepieces and jewellery that suit meaningful moments.

Shopping for jewellery and watches should feel simple and exciting. That's why, whether you prefer browsing our extensive selection online or in person, we make your shopping experience easy and convenient. If you're browsing online, you can narrow your search by filtering for category, gemstone, metal or recipient. We also have physical locations across South Australia, New South Wales, Queensland and Western Australia, where you'll find quality pieces that suit your style and budget. If you prefer browsing online but want to collect your order personally, choose Click & Collect at checkout and pick up your purchase at a store near you. We even have various payment options, accepting PayPal, debit and credit cards, as well as Sparkle Now, Pay Later options through humm, Afterpay and Zip. If you're not completely satisfied with your purchase, you may return it within 30 days of the purchase date for a full refund, subject to terms and conditions. Searching for "Earrings," "Diamond Necklaces" or "Chains" doesn't have to be stressful when we're here to help you find the perfect piece for every occasion. Take a look through our jewellery, watches and more today to uncover something to add sparkle to your life.