Cosima Signature Halo Ring – Galaxy GoldSkip to main content
🇺🇸Handmade in Los Angeles
Yellow Gold Alexandrite & Diamond Ring SKU 5842 main shot
Yellow Gold Diamond Ring SKU 5842 angle 2
Yellow Gold Diamond Ring SKU 5842 macro shot
Yellow Gold Diamond Ring SKU 5842 lifestyle shot
Yellow Gold Diamond Ring SKU 5842 model shot
White Gold Alexandrite & Diamond Ring SKU 5842 main shot
White Gold Diamond Ring SKU 5842 angle 2
Galaxy Gold signature jewelry box and packaging
White Gold Diamond Ring SKU 5842 macro shot
White Gold Diamond Ring SKU 5842 lifestyle shot
White Gold Diamond Ring SKU 5842 model shot
Rose Gold Alexandrite & Diamond Ring SKU 5842 main shot
Rose Gold Diamond Ring SKU 5842 angle 2
Rose Gold Diamond Ring SKU 5842 macro shot
Rose Gold Diamond Ring SKU 5842 lifestyle shot
Rose Gold Diamond Ring SKU 5842 model shot
Yellow Gold
White Gold
Rose Gold

Cosima Signature Halo RingAlexandrite & Diamond · 10K Yellow Gold

$1,549.99Compare at $2,299.99
Monthly payments available withShop Pay
FREE 2-Day ShippingFREE

Made to order · handcrafted in ~1 business day, then ships free · arrives in ~3 business days · Continental US

Gold ColorYellow Gold

Description

Indulge in the color changing properties of this lab grown alexandrite and diamond ring. A 5ct pear cut alexandrite stone sits effortlessly in the centre of this solid 10k gold ring. Encircled by a halo of round cut lab grown diamonds, totalling 0.16ct, this ring is the epitome of luxury. Single 5ct lab grown alexandrite, 32 diamonds, 1-3/K-M, total 0.16ct. Pear cut, Available in sizes A-Z including half sizes. Lab grown gemstones hold the same optical and physical properties as their natural counterparts and offer a superlative cut, color and clarity.

  • Solid 10k gold (3.27 gr total)
  • Setting size: 16.3 mm (0.64 in)
  • Alexandrite: June's birthstone
  • Perfect gift for 55th wedding anniversary
  • 10K vs 14K: 10K gold is 41.7% pure gold (vs 14K's 58.3%) — slightly lighter weight, more durable and higher strength.
Specifications
Specifications
Item Code 5842Y
Gender Women
Metal Gold
Birthstone June
Anniversary 55th Anniversary
Setting Width 16.3 mm
Total Weight 4.18 gr
Stone 1
Information 1 pear cut lab grown alexandrite (9 x 13 mm) = 5 ct
Stone Color Color Changing
Number of Stones 1
Stone Dimensions 9 x 13 mm
Total Carat Weight 5.0 ct
Stone Type Lab Grown
Stone 2
Information 32 round cut diamonds (K color, I3 clarity) = 0.16 ct total
Stone Color Clear
Diamond Color K
Diamond Clarity I3
Number of Stones 32
Total Carat Weight 0.16 ct
Stone Type Lab Grown

SKU: 5842_10K_Y

90-Day Guarantee

Every Galaxy Gold piece is backed by a complimentary 90-day guarantee against manufacturing defects. If a prong loosens, a clasp breaks, or any component fails under normal wear, we'll repair or replace it free of charge. This guarantee does not cover wear and tear, accidental damage, or jewelry altered by a third party.

Free Insured Shipping

Every order ships free via insured 2-day delivery within the continental United States. In-stock 14K pieces ordered before 2:00 PM Pacific Time Monday through Saturday ship the same day. Solid 10K pieces are individually handcrafted to order, so they ship within about 1 business day of your order before their free 2-day delivery. You'll receive tracking information by email the moment your package leaves our workshop, so you can follow it right to your door.

Easy Returns

Not quite right? Return any standard item within 30 days for a full refund — no questions asked. Items must be unworn, unaltered, and in their original Galaxy Gold packaging. Custom and personalized pieces are final sale. To start a return, email sales@galaxygold.com or call (213) 624-8812.

Contact Us

Questions about this piece, sizing, or an order you've placed? Our team is here to help.

Email: sales@galaxygold.com

Phone: (213) 624-8812

Monday – Saturday, 10am – 5pm PST

Alexandrite Collection

More in the Alexandrite Collection

Pieces from the same design family, selected to layer and gift together.

View Alexandrite Collection

Explore More

You May Also Like