How much does a 5.00ct+ D SI1 natural emerald diamond cost?

As of September 2026, 5.00ct+ D SI1 natural emerald diamonds typically cost $133,401 NZD to $308,670 NZD, with a median price of $199,682 NZD. There are currently 16 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ D SI1 Natural Emerald

Quick answer

As of September 2026, there are 16 natural emerald diamonds with D colour and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $133,401 NZD to $308,670 NZD, with a median of $199,682 NZD. At least 21 retailers stock this exact specification. Half of all listings fall between $39,683 NZD and $53,882 NZD per carat. The same specification in lab grown form lists at a median of about $749 NZD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Emerald natural stones in the index: 2,166 USD per carat, -6.6% month on month. See the full index release

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

Last updated: September 2026

Available

Lowest Price

$88,286 NZD

Highest Price

$438,598 NZD

Average Price

$209,506 NZD

Market Intelligence

Retailers Selling

Price Spread

30.6%

Price Range

Price per carat distribution across retailers

$27,016/ct

10th Percentile

$19,678

Median

$27,016

90th Percentile

$33,453

Score Distribution

16 diamonds scored across 4 quality tiers

Excellent

1 (6.3%)

Very Good

6 (37.5%)

Good

7 (43.8%)

Average

2 (12.5%)

Find Your Diamond

Search 16 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 42%

Lab-Grown D SI1Same specifications, lab-grown origin

Save 98%

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