Ritani Launches Diamond Dash Promotion With Up to 45% Off
Ritani’s spring Diamond Dash includes a Lab Diamond Flash Sale with "Save 45% on select Lab Grown Diamonds" using code FLASH45, plus sitewide and natural-diamond discounts.

Ritani has rolled out a spring “Diamond Dash” promotion that highlights a Lab Diamond Flash Sale with 45% off select lab-grown diamonds, alongside a sitewide 30% code and additional discounts on natural diamonds and jewelry. The company's press release, datelined NEW YORK, March 4, 2026, opens with "Spring is a season of new beginnings - and Ritani is celebrating with major savings during its highly anticipated Diamond Dash event." The release text also contains the fragment "For a limited time, cus" as it appears in the supplied material.
The center of the sale is the lab-grown promotion: Ritani’s offers page states, "Save 45% on select Lab Grown Diamonds within the specified collection when you use code FLASH45." That 45% reduction applies only to the specified collection, is subject to availability, and is available "while supplies last." The terms also note that the Flash45 discount "cannot be applied retroactively" and does not apply to sales tax, shipping fees, or other charges.
Alongside FLASH45, Ritani lists a "Save 30% on your purchase with code DASH30. No minimum purchase required." The DASH30 sitewide code explicitly excludes Natural Diamonds and Design Your Own Custom Engagement Ring Settings and Design Your Own Jewelry Baskets, and the offer is valid through Monday, March 9, 2026 at 11:59 PM EST. Ritani also promotes a Natural Diamond saving: "Save 5% on your Natural Diamond SAVE5. No minimum purchase required," but that SAVE5 offer is limited by exclusions — Custom Engagement Rings, Custom Wedding & Eternity Rings, Custom Jewelry, and Design Your Own Pendant & Earring Baskets — and is valid through Monday, February 23, 2026 at 11:59 PM EST.
Ritani’s terms emphasize practical limits that shape value. The company warns that offers are available for U.S. & Canadian customers only and that "Customers cannot combine discount codes at checkout." Multiple lines of the terms reiterate that discounts "cannot be combined with other promotions, discounts, or offers" and that savings do not apply to taxes, shipping, or other additional charges.

The Diamond Dash name also carries a live-event history. Southern Jewelry News reported a traditional Diamond Dash scavenger hunt in Jacksonville, Florida in which "Registered teams of two – 316 couples – received clues via cell phones on their quest to win a Ritani diamond ring worth $15,000." Southern Jewelry News added that "What set this event apart from other similar fine-jewelry scavenger hunts, however, was the aggressive social media marketing by both Underwood Jewelers and Ritani," and that Underwood "saw their Facebook fans increase 49% as the jeweler’s Facebook wall became the go-to spot for participants to communicate and share their excitement." The Jacksonville winner took home a Ritani Endless Love engagement ring in platinum with a total diamond weight of 1.54 cts; the account also records the post-event anecdote that the winner's boyfriend proposed the day after the Dash. The excerpt includes the fragment "Dia-Dash-June" in the original Southern Jewelry News material.
For shoppers weighing these offers, the mechanics are decisive: FLASH45 applies only to a specified lab-grown collection and runs while supplies last; DASH30 excludes natural diamonds and runs through March 9, 2026; SAVE5 for natural diamonds carried an explicit February 23, 2026 expiration. The combination rule is absolute — "Customers cannot combine discount codes at checkout" — and taxes and shipping remain outside the discounts. Those specifics define the true savings available during Ritani’s Diamond Dash.
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