Launch · Commerce & Consumer Brands

Cosmos Diamonds doubles revenue, plans expansion

By Startup Enthusiast · 16 July 2026

What they do

Cosmos Diamonds makes lab-grown diamond jewellery with heritage-inspired designs, sold through its own stores and online

The bootstrapped company doubled FY26 revenue to ₹20 Cr from ₹9.77 Cr and targets ₹55 Cr in FY27

It plans to grow from 2 to 5 stores by end of 2026, tapping India's fast-growing lab-grown diamond market

Cosmos Diamonds, founded by Sanjana Tripuramallu in 2021, is a lab-grown diamond jewellery brand with heritage-inspired designs.
The company operates physical flagship stores in Bengaluru and Vijayawada, Andhra Pradesh, and sells directly to consumers.
It reported FY26 revenue of ₹20 Cr, doubling the previous year's ₹9.77 Cr.
The annual run rate (current revenue pace) is approximately ₹30 Cr.
The company plans to expand from 2 to 5 stores by the end of 2026.
It targets ₹55 Cr in revenue for FY27.
Cosmos Diamonds offers a contractual 100% buyback programme, giving customers cash refunds or store credit.
The brand is bootstrapped, with no external funding mentioned.

India's lab-grown diamond jewellery market is projected to grow from $2.8 Bn in 2025 to $11.6 Bn, per Vantage Market Research.
The company's high in-store conversion rate of 55% and repeat customer rate of 40% indicate strong customer loyalty.
Nearly 90% of its customers are women, reflecting its focus on female consumers.
The founder's engagement ring hunt in 2020 inspired the business, adding a personal touch to the brand story.

Cosmos Diamonds designs and sells lab-grown diamond jewellery with heritage-inspired aesthetics.
It operates as a direct-to-consumer (D2C) brand through its own physical stores and online channels.
The company offers a 100% buyback programme under contract, providing cash refunds or store credit.
It has physical flagship stores in Bengaluru and Vijayawada.
The brand has a community of over 2,000 members and engaged with over 1,000 women for consumer insights.
Revenue for FY26 was ₹20 Cr, with an annual run rate of ₹30 Cr.
The company targets ₹55 Cr in revenue for FY27.