How much does a 1.50 to 1.99ct F SI2 natural emerald diamond cost?

As of October 2026, 1.50 to 1.99ct F SI2 natural emerald diamonds typically cost $6,993 AUD to $22,308 AUD, with a median price of $15,076 AUD. There are currently 38 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI2 emerald diamond?

About 19% of these diamonds are available at multiple retailers, with an average price spread of 76%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct F SI2 Natural Emerald

Quick answer

As of October 2026, there are 38 natural emerald diamonds with F colour and SI2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $6,993 AUD to $22,308 AUD, with a median of $15,076 AUD. At least 49 retailers stock this exact specification, and 19% of the stones appear at more than one of them, with an average price spread of 76%. Half of all listings fall between $4,069 AUD and $8,510 AUD per carat. The same specification in lab grown form lists at a median of about $621 AUD per carat. Over the last 30 days the median price moved -3.4% and the number of listings moved +6.7%.

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

Lowest Price

$3,870 AUD

Highest Price

$27,692 AUD

Average Price

$15,134 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

18.7%

Price Spread

76.0%

30-Day Price Trend

-3.4%

30-Day Supply Change

+6.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,108/ct

10th Percentile

$2,324

Median

$4,108

90th Percentile

$7,461

Score Distribution

253 diamonds scored across 4 quality tiers

Excellent

13 (5.1%)

Very Good

28 (11.1%)

Good

28 (11.1%)

Average

184 (72.7%)

Find Your Diamond

Search 38 F SI2 emerald diamonds and compare prices.

Search Diamonds

Consider Instead

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

F I1I1 inclusions are not visible without magnification

Save 43%

Lab-Grown F SI2Same specifications, lab-grown origin

Save 89%

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