How much does a 3.00 to 4.99ct D SI1 lab grown emerald diamond cost?

As of October 2026, 3.00 to 4.99ct D SI1 lab grown emerald diamonds typically cost €379 EUR to €3,145 EUR, with a median price of €1,124 EUR. There are currently 51 diamonds matching this specification available across retailers.

Where can I find the best price on a D SI1 emerald diamond?

About 20% of these diamonds are available at multiple retailers, with an average price spread of 113%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D SI1 Lab Grown Emerald

Quick answer

As of October 2026, there are 51 lab grown emerald diamonds with D colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run €379 EUR to €3,145 EUR, with a median of €1,124 EUR. At least 35 retailers stock this exact specification, and 20% of the stones appear at more than one of them, with an average price spread of 113%. Half of all listings fall between €205 EUR and €593 EUR per carat. The same specification in natural form lists at a median of about €15,953 EUR per carat. Over the last 30 days the median price moved +14.6% and the number of listings moved +5.1%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Emerald lab grown stones in the index: 451 USD per carat, -8.3% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

Lowest Price

€271 EUR

Highest Price

€5,835 EUR

Average Price

€1,468 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

20.5%

Price Spread

113.4%

30-Day Price Trend

+14.6%

30-Day Supply Change

+5.1%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$383/ct

10th Percentile

$149

Median

$383

90th Percentile

$1,060

Score Distribution

143 diamonds scored across 4 quality tiers

Excellent

27 (18.9%)

Very Good

19 (13.3%)

Good

22 (15.4%)

Average

75 (52.4%)

Find Your Diamond

Search 51 D SI1 emerald diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

D SI2SI2 inclusions are not visible without magnification

Save 27%

Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1