How much does a 0.50 to 0.74ct H SI1 natural asscher diamond cost?

As of November 2026, 0.50 to 0.74ct H SI1 natural asscher diamonds typically cost $736 NZD to $1,909 NZD, with a median price of $1,190 NZD. There are currently 50 diamonds matching this specification available across retailers.

Where can I find the best price on a H SI1 asscher diamond?

About 23% of these diamonds are available at multiple retailers, with an average price spread of 57%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct H SI1 Natural Asscher

Quick answer

As of November 2026, there are 50 natural asscher diamonds with H colour and SI1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $736 NZD to $1,909 NZD, with a median of $1,190 NZD. At least 51 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 57%. Half of all listings fall between $1,540 NZD and $2,647 NZD per carat. Over the last 30 days the median price moved +4.8% and the number of listings moved -1.3%.

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. Asscher natural stones in the index: 2,504 USD per carat, -3.3% 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: November 2026

Available

Lowest Price

$595 NZD

Highest Price

$4,308 NZD

Average Price

$1,300 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

23.5%

Price Spread

56.7%

30-Day Price Trend

+4.8%

30-Day Supply Change

-1.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,100/ct

10th Percentile

$730

Median

$1,100

90th Percentile

$2,028

Score Distribution

159 diamonds scored across 4 quality tiers

Excellent

23 (14.5%)

Very Good

40 (25.2%)

Good

33 (20.8%)

Average

63 (39.6%)

Find Your Diamond

Search 50 H SI1 asscher diamonds and compare prices.

Search Diamonds

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