How much does a 1.00 to 1.49ct D SI1 natural emerald diamond cost?

As of October 2026, 1.00 to 1.49ct D SI1 natural emerald diamonds typically cost $3,466 NZD to $12,720 NZD, with a median price of $5,523 NZD. There are currently 177 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 64%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D SI1 Natural Emerald

Quick answer

As of October 2026, there are 177 natural emerald diamonds with D colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,466 NZD to $12,720 NZD, with a median of $5,523 NZD. At least 65 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between $4,073 NZD and $7,315 NZD per carat. The same specification in lab grown form lists at a median of about $728 NZD per carat. Over the last 30 days the median price moved +0.6% and the number of listings moved +10.8%.

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 natural stones in the index: 2,278 USD per carat, +6.2% 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

177

Lowest Price

$2,394 NZD

Highest Price

$18,597 NZD

Average Price

$6,871 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

33.7%

Price Spread

63.8%

30-Day Price Trend

+0.6%

30-Day Supply Change

+10.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,850/ct

10th Percentile

$1,959

Median

$2,850

90th Percentile

$5,326

Score Distribution

538 diamonds scored across 4 quality tiers

Excellent

98 (18.2%)

Very Good

114 (21.2%)

Good

101 (18.8%)

Average

225 (41.8%)

Find Your Diamond

Search 177 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 19%

Lab-Grown D SI1Same specifications, lab-grown origin

Save 85%

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