Carat Hunter · Where to buy diamonds
Where to buy a 0.5ct lab-grown oval diamond
Every retailer in our index stocking this size and shape, 51 of them, across 71,657 live listings.
Updated September 14, 2026 · Independent. Zero affiliate revenue.
The market at this size and shape
Active listings
71,657
Retailers carrying
51
Median active price
₹21,917
Grade combinations
32
What it actually costs
Middle half sell between ₹15,667 to ₹32,809
Certificated stones with a live price only, 15,448 of them. Each contributes its best available price.
The same stone, priced differently
Typical spread
132%
Typical difference
₹25,317
Stones compared
9,719
Across 9,719 stones of this size and shape carried by more than one retailer, the dearest listing sits 132% above the cheapest for the identical certificated diamond, a typical gap of ₹25,317. That gap is what comparing before you buy avoids.
Every retailer that stocks this spec
Ranked by active inventory count. Selection is mechanical, not editorial.
- United States·Founded 2018·30-day returnsVisit Loose Grown Diamond
- United States·Founded 2004·30-day returnsVisit B2C Jewels
- United Kingdom·Founded 2013·90-day returnsVisit Taylor and Hart
- Germany·Founded 2011·100-day returnsVisit Yorxs
- United Kingdom·Founded 2005·30-day returnsVisit 77 Diamonds
- United States·Founded 2016Visit Rare Carat
- South Africa·Founded 2005·7-day returnsVisit Cape Diamonds
- United States·Founded 2005·30-day returnsVisit Brilliant Earth
- United States·Founded 2021·30-day returnsVisit Aurelinne
- United States·Founded 2019·30-day returnsVisit Friendly Diamonds
Show 15 more retailers
- Australia·Founded 2019·30-day returnsVisit Novita Diamonds
- United States·Founded 2013·30-day returnsVisit With Clarity
- United States·Founded 2010·30-day returnsVisit Allurez
- United Kingdom·Founded 2004·30-day returnsVisit Diamond Heaven
- United States·Founded 1999·30-day returnsVisit Adiamor
- United StatesVisit William & Sons Jewelers
- United Kingdom·Founded 2014·30-day returnsVisit Flawless Fine Jewelry
- AustraliaVisit Aida Diamonds
- United Kingdom·Founded 2010·60-day returnsVisit MD Diamonds and Jewellers
- Hong KongVisit Ting Diamond
- Australia·3-day returnsVisit Wholesale Diamonds Direct
- United States·Founded 2013·30-day returnsVisit Reve Diamonds
- Singapore·Founded 2013·14-day returnsVisit Michael Trio
- United Kingdom·30-day returnsVisit Diamond Quarter
- Canada·Founded 2002·14-day returnsVisit Diamond Exchange Canada
Stock counts are updated daily. Founded, return window and shipping details are retailer-provided and were last verified September 2, 2026.
Narrow it down by grade
Each combination below has its own page with the retailers that stock exactly that grade.
Stones at this spec now
Live examples carried by more than one retailer, so the comparison is real. Prices shown in USD.
What this spec means
- Oval: an elongated brilliant cut that looks larger face-up than its carat weight.
- Lab-grown: chemically identical to natural diamonds, typically 60% to 80% less than a comparable natural cohort.
Frequently asked
How much do retailers differ on the same diamond?
Across 9,719 identical stones carried by more than one retailer, the typical gap between the cheapest and dearest listing is 132%, about ₹25,317.
Can I see retailers for one exact grade?
Yes. Each of the 32 colour and clarity combinations above has its own page listing the retailers that stock exactly that grade.
Does Carat Hunter earn commission from these retailers?
No. We earn zero affiliate revenue from any retailer in our index.
How fresh is this data?
Live listings refresh daily. Static facts about each retailer refresh weekly.
How is the retailer ranking calculated?
Strictly by active inventory count for this exact spec. The retailer carrying the most stones at the spec ranks first. There is no editorial input, weighting or affiliate consideration.
Why do you not show per-retailer prices on this page?
Prices vary per stone, not per store. Click through to any matched diamond and you will see every retailer's price on the exact same physical stone, which is the meaningful comparison.