How much does a 1.00 - 1.49ct F I1 lab grown cushion diamond cost?

As of April 2026, 1.00 - 1.49ct F I1 lab grown cushion diamonds are available from HK$1,738 HKD to HK$33,146 HKD, with an average price of HK$13,829 HKD. There are currently 21 diamonds matching this specification available across retailers.

Where can I find the best price on a F I1 cushion diamond?

About 33% of these diamonds are available at multiple retailers, with an average price spread of 54%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 - 1.49ct F I1 Lab Grown Cushion

As of April 2026, there are 21 lab grown cushion diamonds with F color and I1 clarity in the 1.00 - 1.49ct range available across retailers worldwide. Prices range from HK$1,738 HKD to HK$33,146 HKD, with an average of HK$13,829 HKD.

Last updated: April 2026

Available

Lowest Price

HK$1,738 HKD

Highest Price

HK$33,146 HKD

Average Price

HK$13,829 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

33.3%

Price Spread

54.1%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$1,478/ct

10th Percentile

$840

Median

$1,478

90th Percentile

$2,675

Score Distribution

21 diamonds scored across 3 quality tiers

Very Good

7 (33.3%)

Good

6 (28.6%)

Average

8 (38.1%)

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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