How much does a 1.00 to 1.49ct D SI2 natural asscher diamond cost?

As of October 2026, 1.00 to 1.49ct D SI2 natural asscher diamonds typically cost $3,379 SGD to $9,056 SGD, with a median price of $6,122 SGD. There are currently 15 diamonds matching this specification available across retailers.

Where can I find the best price on a D SI2 asscher diamond?

About 25% of these diamonds are available at multiple retailers, with an average price spread of 56%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct D SI2 Natural Asscher

Quick answer

As of October 2026, there are 15 natural asscher diamonds with D colour and SI2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,379 SGD to $9,056 SGD, with a median of $6,122 SGD. At least 46 retailers stock this exact specification, and 25% of the stones appear at more than one of them, with an average price spread of 56%. Half of all listings fall between $3,021 SGD and $5,332 SGD per carat. The same specification in lab grown form lists at a median of about $497 SGD per carat. Over the last 30 days the median price moved +2.6% and the number of listings moved +5.7%.

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. 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: October 2026

Available

Lowest Price

$1,695 SGD

Highest Price

$16,720 SGD

Average Price

$6,289 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

25.1%

Price Spread

55.6%

30-Day Price Trend

+2.6%

30-Day Supply Change

+5.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$3,239/ct

10th Percentile

$1,640

Median

$3,239

90th Percentile

$5,116

Score Distribution

74 diamonds scored across 4 quality tiers

Excellent

7 (9.5%)

Very Good

10 (13.5%)

Good

3 (4.1%)

Average

54 (73.0%)

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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