3x5mm, 5.04ctw Oval Lab-Grown Blue Sapphire Eternity Band Ring in 14K White Gold
3x5mm, 5.04ctw Oval Lab-Grown Blue Sapphire Eternity Band Ring in 14K White Gold
3x5mm, 5.04ctw Oval Lab-Grown Blue Sapphire Eternity Band Ring in 14K White Gold
3x5mm, 5.04ctw Oval Lab-Grown Blue Sapphire Eternity Band Ring in 14K White Gold

3x5mm, 5.04ctw Oval Lab-Grown Blue Sapphire Eternity Band Ring in 14K White Gold

Regular price $1,100.00 Sale price$921.00 Save 16%
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  • Free worldwide shipping
  • Lifetime Warranty
  • Free Stone Inlay® or Engraving
  • Wholesale Direct Pricing
Ring size

A Timeless Symbol of Eternal Elegance

Luther’s Diamonds presents the 3x5mm Oval Cut Blue Sapphire Eternity Ring, meticulously crafted in 14K Solid White Gold. This exquisite piece features 5.04ctw of lab-grown royal blue sapphires, handpicked by a GIA-certified gemologist for their vivid hue and exceptional clarity.

Material

14K White Gold

Color

White Gold

Main Stone

Sapphire

Band Width/Chain Thickness

5.2mm

Stone

Main Stones:
20x 3x5mm, 5.04ctw Oval-Cut Lab-Grown Blue Sapphires (Deep Blue, AAAA Quality)

Key Features

Gemstones: 3x5mm Oval Cut Blue Sapphires

Total Carat Weight: 5.04ctw

Metal: 14K Solid White Gold

Design: Elegant Eternity Band with sapphires encircling the ring, symbolizing timeless beauty.

Luther's Signature Customization

Choose one, Free-of-charge.

For Stone Inlay®, all stones are priced at the same rate, except for diamonds, which have an additional $100 charge.

If you would like to add both a Stone Inlay® and Engraving, there will be an extra $50 charge.

To confirm your engraving or stone inlay, please kindly email us at luthersdiamonds@gmail.com with your order number.

Crafted to Last. Guaranteed.

Every Luther’s Diamonds ring is handcrafted in our Atlanta studio. We include a Lifetime Warranty for any manufacturing defect.

  • Free accent stone replacement (under 0.10ct) if it falls out because of craftsmanship
  • One free resizing within 100 days
  • Annual care + prong check recommended
  • Your ring also comes with a professional diamond appraisal for insurance protection.

    Learn More →

Ring Size Guide

US & Canada Ring Sizes

US Size Diameter (mm) Circumference (mm)
314.144.2
3.514.545.5
414.946.8
4.515.348.0
515.749.3
5.516.150.6
616.551.9
6.516.953.1
717.354.4
7.517.755.7
818.257.0
8.518.658.3
919.059.5
9.519.460.8
1019.862.1
10.520.263.4
1120.664.6
11.521.065.9
1221.467.2

UK & Australia Ring Sizes

UK Size Diameter (mm) Circumference (mm)
F14.144.2
G14.545.5
H14.946.8
I15.348.0
J15.749.3
K16.150.6
L16.551.9
M16.953.1
N17.354.4
O17.755.7
P18.257.0
Q18.658.3
R19.059.5
S19.460.8
T19.862.1
U20.263.4
V20.664.6
W21.065.9
X21.467.2

European Ring Sizes

EU Size Diameter (mm) Circumference (mm)
4414.144.2
4514.545.5
4614.946.8
4815.348.0
4915.749.3
5016.150.6
5216.551.9
5316.953.1
5417.354.4
5617.755.7
5718.257.0
5818.658.3
6019.059.5
6119.460.8
6219.862.1
6320.263.4
6520.664.6
6621.065.9
6721.467.2

Japanese Ring Sizes

JP Size Diameter (mm) Circumference (mm)
414.545.5
514.946.8
615.348.0
715.749.3
816.150.6
916.551.9
1016.953.1
1117.354.4
1217.755.7
1318.257.0
1418.658.3
1519.059.5
1619.460.8
1719.862.1
1820.263.4
1920.664.6
2021.065.9
2121.467.2

Find Your Ring Size

Measure Your Finger

Measuring finger for ring size
  1. Use a flexible measuring tape or length of string.
  2. Wrap it around the finger you'll wear your ring on. If you're creating a ring stack, consider where on your finger the ring will sit. If using string, mark the point on the string where the ends meet with a pen.
  3. Lay the string on a flat surface and use a ruler to measure the length (in inches or millimeters) up to the mark. Compare your measurement to the size chart to determine your ring size. If you are between sizes, opt for the larger size.

Measure an Existing Ring

Measuring ring diameter
  1. Choose a ring that already fits your finger well.
  2. Measure the interior diameter of the ring in millimeters (mm).
  3. Use the measurement chart to match the size of your ring to the closest size in mm. The interior of the ring should align with the outer edge of the circle.

Luther's At Your Service

There's no question too small or request too large for Luther's Diamonds client advisors. From choosing an engagement ring or gift to providing in-store or virtual appointments, we're always at your service.