The Karat Store Review
Based on online research and 20 The Karat Store reviews, The Karat Store's overall score is 3.7 out of 5 stars. The Karat Store's review score is based on The Karat Store's customer ratings, its brand popularity, its price competitiveness, as well as the breadth and quality of features it offers to customers. The The Karat Store review table below incorporates summarizes 20 The Karat Store ratings on 4 features. You can also compare The Karat Store against popular alternatives like Brilliant Earth, Blue Nile and Rare Carat. Or you can view the top 50 brands in similar categories, such as apparel brands, accessory brands and jewelry stores.
Brand popularity
eCommerce rating
Payment options
Shipping & returns policies
Coupons & discounts
Customer-specific discounts
Financing options
Company values, ethics & policies
Customer service & brand
Privacy policy & data security
Loyalty, rewards & partnership programs
Seasonal sales & events
The Karat Store Review: The Karat Store Pros & Cons
The Karat Store (thekaratstore.com) is a smaller lab grown diamond store which competes against other lab grown diamond stores like Brilliant Earth, Blue Nile, Rare Carat, James Allen and Ritani. Based on our in-depth The Karat Store review, when compared to its competitors, The Karat Store is a mid-range performing brand within its category. Read the full Thekaratstore.com review below for more details.
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- Fair trade products: Does each store offer fair trade products? Is each store fair trade certified?
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- Products made in USA: Are each store products made in the USA? Does each store manufacture their products in the United States?
- Sizing guides: Does each store offer a sizing guide on their website? Does each store have a fit guide to help me with sizing?
- Cruelty-free products: Are products sold at each store cruelty free? Does each store sell cruelty-free products?
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- Eco-friendly materials: Does each store use eco-friendly materials? Does each store use recyclable materials?
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Knoji has 20 The Karat Store reviews and ratings as of July 13, 2026. Knoji editors and the Knoji shopper community have reviewed The Karat Store and compared it against 133 top lab grown diamonds brands, reviewing The Karat Store based on product and store features. Knoji reviews and ranks Thekaratstore.com and other lab grown diamond stores based on how many features each offers and based on a 5-star rating scale. Based on these factors and 20 The Karat Store reviews, The Karat Store earns an overall score of 3.7 out of 5.0 points. The Karat Store offers 4 total features. The Karat Store's review score also factors in its popularity, which is in the mid-range to lower-range compared to competing .
The Karat Store currently has 1 active discount codes. You can view all The Karat Store's coupon codes here