6.1 Carat Round Lab Grown Diamond Prices Comparison

As of May 2026, 6.1 carat round lab grown diamonds usually range from $615 to $33,085, with an average price of $4,508.In the last month, prices for these diamonds are down 9.4%.Compare 139 verified listings across 7 retailers tracked by CaratRadar.

Market Insights
Last updated: 2026-05-31

6.1 Carat Round Lab Grown Diamond Market Overview

CaratRadar currently tracks 139 verified 6.1-carat round lab grown diamonds listed across 7 online retailers. Prices in this segment range from $615 to $33,085, with an average asking price of $4,508 and a median of $3,331.

The price spread of $32,470 (98.1% from highest to lowest) highlights why comparing identical certified diamonds across multiple retailers matters. Two identical certified diamonds can differ by hundreds or even thousands of dollars depending on the retailer.

These figures are based on our latest daily market data, matched by certification lab and certificate number across retailers, so you are comparing the exact same diamond.

  • 139 diamonds tracked in this segment

  • Price range: $615 to $33,085

  • Average price: $4,508

  • Median price: $3,331

  • Available across 7 retailers

  • Savings potential: up to 98.1%

Price Range Overview

As of May 31, 2026
Spread $32,470

Real market range for this carat, shape, and diamond type.

$615$33,085
Tracked

139

Lowest

$615

Average

$4,508

Median

$3,331

Highest

$33,085

Price History

Price Comparison Matrix

Live Listings

See all listings

Compare current retailer offers for this exact segment and open any listing for full details.

IGI | 6.13ct | Round | H | VS2 | Ideal
Save 78.1%

IGI | 6.13ct | Round | H | VS2 | Ideal

From $1,095

Compare at $5,010

5 stores
IGI | 6.1ct | Round | F | VVS2 | Excellent
Save 75.7%

IGI | 6.1ct | Round | F | VVS2 | Excellent

From $1,130

Compare at $4,654

9 stores
IGI | 6.1ct | Round | H | VS1 | Ideal
Save 55.3%

IGI | 6.1ct | Round | H | VS1 | Ideal

From $1,175

Compare at $2,630

2 stores
IGI | 6.17ct | Round | G | VS2 | Ideal
Save 79.9%

IGI | 6.17ct | Round | G | VS2 | Ideal

From $1,230

Compare at $6,130

8 stores
IGI | 6.12ct | Round | F | VVS2 | Ideal
Save 63.5%

IGI | 6.12ct | Round | F | VVS2 | Ideal

From $1,247

Compare at $3,420

5 stores
IGI | 6.1ct | Round | H | VVS2 | Ideal
Save 68.4%

IGI | 6.1ct | Round | H | VVS2 | Ideal

From $1,270

Compare at $4,013

2 stores
IGI | 6.1ct | Round | F | VS1 | Excellent
Save 61.8%

IGI | 6.1ct | Round | F | VS1 | Excellent

From $1,270

Compare at $3,321

5 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 73.2%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,279

Compare at $4,781

9 stores
IGI | 6.1ct | Round | E | VS1 | Excellent
Save 73.2%

IGI | 6.1ct | Round | E | VS1 | Excellent

From $1,284

Compare at $4,785

5 stores
IGI | 6.17ct | Round | E | VS1 | Excellent
Save 73.2%

IGI | 6.17ct | Round | E | VS1 | Excellent

From $1,285

Compare at $4,790

5 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 74.4%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,312

Compare at $5,130

6 stores
IGI | 6.18ct | Round | F | VVS2 | Ideal
Save 61.4%

IGI | 6.18ct | Round | F | VVS2 | Ideal

From $1,349

Compare at $3,491

5 stores
IGI | 6.19ct | Round | F | VVS2 | Ideal
Save 61.4%

IGI | 6.19ct | Round | F | VVS2 | Ideal

From $1,351

Compare at $3,502

5 stores
IGI | 6.19ct | Round | F | VVS2 | Ideal
Save 61.4%

IGI | 6.19ct | Round | F | VVS2 | Ideal

From $1,351

Compare at $3,502

5 stores
IGI | 6.1ct | Round | E | VVS2 | Ideal
Save 67.8%

IGI | 6.1ct | Round | E | VVS2 | Ideal

From $1,363

Compare at $4,238

6 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 65.2%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,385

Compare at $3,983

7 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 65.2%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,385

Compare at $3,983

7 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 65.2%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,385

Compare at $3,983

7 stores
IGI | 6.2ct | Round | G | VS2 | Ideal
Save 74.4%

IGI | 6.2ct | Round | G | VS2 | Ideal

From $1,574

Compare at $6,160

3 stores
IGI | 6.1ct | Round | F | VS1 | Excellent
Save 52.2%

IGI | 6.1ct | Round | F | VS1 | Excellent

From $1,588

Compare at $3,322

3 stores
IGI | 6.1ct | Round | E | VS1 | Excellent
Save 67.8%

IGI | 6.1ct | Round | E | VS1 | Excellent

From $1,607

Compare at $4,989

5 stores
IGI | 6.1ct | Round | F | VVS2 | Ideal
Save 56.3%

IGI | 6.1ct | Round | F | VVS2 | Ideal

From $1,617

Compare at $3,700

7 stores
IGI | 6.1ct | Round | F | VVS2 | Ideal
Save 64.8%

IGI | 6.1ct | Round | F | VVS2 | Ideal

From $1,620

Compare at $4,608

6 stores
IGI | 6.1ct | Round | F | VS1 | Ideal
Save 63.7%

IGI | 6.1ct | Round | F | VS1 | Ideal

From $1,631

Compare at $4,489

4 stores
IGI | 6.1ct | Round | F | VS1 | Excellent
Save 64%

IGI | 6.1ct | Round | F | VS1 | Excellent

From $1,635

Compare at $4,538

4 stores
IGI | 6.1ct | Round | F | VS1 | Excellent
Save 64%

IGI | 6.1ct | Round | F | VS1 | Excellent

From $1,635

Compare at $4,538

4 stores
IGI | 6.1ct | Round | F | VVS2 | Excellent
Save 73.7%

IGI | 6.1ct | Round | F | VVS2 | Excellent

From $1,635

Compare at $6,220

4 stores
IGI | 6.12ct | Round | F | VS1 | Excellent
Save 64%

IGI | 6.12ct | Round | F | VS1 | Excellent

From $1,640

Compare at $4,553

4 stores
IGI | 6.2ct | Round | F | VVS2 | Ideal
Save 74%

IGI | 6.2ct | Round | F | VVS2 | Ideal

From $1,643

Compare at $6,320

4 stores
IGI | 6.1ct | Round | E | VVS2 | Ideal
Save 56.4%

IGI | 6.1ct | Round | E | VVS2 | Ideal

From $1,645

Compare at $3,773

7 stores
IGI | 6.16ct | Round | F | VS1 | Ideal
Save 63.7%

IGI | 6.16ct | Round | F | VS1 | Ideal

From $1,647

Compare at $4,533

4 stores
IGI | 6.16ct | Round | F | VS1 | Ideal
Save 64%

IGI | 6.16ct | Round | F | VS1 | Ideal

From $1,651

Compare at $4,583

4 stores
IGI | 6.16ct | Round | F | VS1 | Excellent
Save 64%

IGI | 6.16ct | Round | F | VS1 | Excellent

From $1,651

Compare at $4,583

4 stores
IGI | 6.17ct | Round | G | VS2 | Ideal
Save 48.1%

IGI | 6.17ct | Round | G | VS2 | Ideal

From $1,651

Compare at $3,183

5 stores
IGI | 6.18ct | Round | F | VS1 | Excellent
Save 63.7%

IGI | 6.18ct | Round | F | VS1 | Excellent

From $1,652

Compare at $4,548

4 stores
IGI | 6.11ct | Round | F | VS2 | Excellent
Save 63.2%

IGI | 6.11ct | Round | F | VS2 | Excellent

From $1,655

Compare at $4,496

4 stores
IGI | 6.19ct | Round | F | VS1 | Ideal
Save 63.7%

IGI | 6.19ct | Round | F | VS1 | Ideal

From $1,655

Compare at $4,555

4 stores
IGI | 6.13ct | Round | F | VS2 | Excellent
Save 63.6%

IGI | 6.13ct | Round | F | VS2 | Excellent

From $1,660

Compare at $4,560

4 stores
IGI | 6.15ct | Round | F | VS2 | Ideal
Save 63.2%

IGI | 6.15ct | Round | F | VS2 | Ideal

From $1,666

Compare at $4,526

4 stores
IGI | 6.1ct | Round | F | VS1 | Excellent
Save 64%

IGI | 6.1ct | Round | F | VS1 | Excellent

From $1,670

Compare at $4,637

4 stores
IGI | 6.17ct | Round | F | VS2 | Ideal
Save 63.2%

IGI | 6.17ct | Round | F | VS2 | Ideal

From $1,671

Compare at $4,540

4 stores
IGI | 6.2ct | Round | E | VVS2 | Excellent
Save 56.4%

IGI | 6.2ct | Round | E | VVS2 | Excellent

From $1,672

Compare at $3,836

7 stores
IGI | 6.1ct | Round | E | VS1 | Ideal
Save 65.7%

IGI | 6.1ct | Round | E | VS1 | Ideal

From $1,673

Compare at $4,879

6 stores
IGI | 6.1ct | Round | E | VS1 | Excellent
Save 65.7%

IGI | 6.1ct | Round | E | VS1 | Excellent

From $1,673

Compare at $4,879

6 stores
IGI | 6.18ct | Round | F | VS2 | Ideal
Save 63.2%

IGI | 6.18ct | Round | F | VS2 | Ideal

From $1,674

Compare at $4,548

4 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 67.4%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,674

Compare at $5,130

5 stores
IGI | 6.19ct | Round | F | VS2 | Ideal
Save 64%

IGI | 6.19ct | Round | F | VS2 | Ideal

From $1,677

Compare at $4,655

4 stores
IGI | 6.15ct | Round | E | VS2 | Ideal
Save 64%

IGI | 6.15ct | Round | E | VS2 | Ideal

From $1,684

Compare at $4,675

4 stores
IGI | 6.1ct | Round | E | VVS2 | Excellent
Save 79.9%

IGI | 6.1ct | Round | E | VVS2 | Excellent

From $1,686

Compare at $8,370

6 stores
IGI | 6.11ct | Round | F | VVS2 | Excellent
Save 71.7%

IGI | 6.11ct | Round | F | VVS2 | Excellent

From $1,694

Compare at $5,985

4 stores

Entry pricing in this category starts around $615.

What to Know When Shopping for 6.1 Carat Round Lab Grown Diamonds

  1. Always compare identical certified diamonds across retailers. Identical certificate numbers can have price differences of $32,470 or more.
  2. Focus on the 4Cs that matter most to you. Color and clarity grades drive price more than cut in many segments, but cut affects sparkle the most.
  3. The median price of $3,331 is a useful benchmark. If you see a deal significantly below this, verify the retailer's reputation and return policy.
  4. Consider eye-clean alternatives. Moving one clarity grade down (e.g., VS2 to SI1) can save 10-15% with no visible difference to the naked eye.
  5. Lab-grown diamonds offer excellent value. Ensure the stone comes with a GIA or IGI certificate confirming it is laboratory-grown.
  6. Check shipping, insurance, and return policies. The lowest sticker price is not always the best deal once you factor in total cost of purchase.
  7. Round brilliants command a premium due to higher rough waste during cutting. If budget matters, consider oval or cushion shapes for similar visual size.

Frequently Asked Questions

We currently track 139 comparable stones in this segment. Prices start around $615 and go up to $33,085.

Based on the latest market data, the average asking price is about $4,508 with a median around $3,331.

The observed spread is roughly $32,470 across tracked listings, which is about 98.1% from highest to lowest offer in this bucket.

We refresh pricing data daily so these pages stay current with market changes.

Based on completed market data, the fair market benchmark is $4,508. The median price is $3,331, so offers between the median and fair benchmark can be reasonable, while reputable listings below the median may be especially competitive.

We currently track this stone category across 7 online retailers, giving you a broad view of the competitive landscape.

For most buyers, color differences below G are hard to detect once set in a ring. Clarity grades of VS2 and above are typically eye-clean. Prioritize cut quality for maximum brilliance, then balance color and clarity based on your budget.

Retailer pricing strategies, overhead costs, and margin targets all contribute. The exact certified diamond can differ by $32,470 across sellers, which is why direct certified-diamond comparison is essential.

We match diamonds across retailers by their certification lab and certificate number. This means the prices you see are for the exact same physical diamond, not just stones with similar specs. It is a true apples-to-apples comparison.

Diamond prices fluctuate based on supply and demand. Our data refreshes regularly so you can track trends over time. Use the price range on this page as a benchmark and compare it to historical averages when available.

Diamond Terminology

Carat
A unit of weight for diamonds equal to 200 milligrams. Larger carat weights are exponentially rarer, which is why prices increase non-linearly with size.
Cut
Refers to how well a diamond's facets interact with light. Cut quality ranges from Ideal to Poor and is the single biggest factor affecting a diamond's brilliance.
Color
Grades a diamond's lack of color on a scale from D (colorless) to Z (light yellow). Grades D-F are considered colorless; G-J are near-colorless and offer good value.
Clarity
Measures the presence of internal inclusions or surface blemishes. Grades range from Flawless (FL) to Included (I3). Most inclusions in VS2 and above are invisible to the naked eye.

Related Price Categories

Explore adjacent carat ranges and shapes to compare market shifts.

Tracking Lab Grown inventory for 6.1 carat Round diamonds.