How much does a 1.00 to 1.49ct D IF lab grown cushion diamond cost?

As of September 2026, 1.00 to 1.49ct D IF lab grown cushion diamonds typically cost $444 SGD to $3,176 SGD, with a median price of $1,166 SGD. There are currently 926 diamonds matching this specification available across retailers.

Where can I find the best price on a D IF cushion diamond?

Compare prices across retailers on Carat Hunter to see all your options.

1.00 to 1.49ct D IF Lab Grown Cushion

Quick answer

As of September 2026, there are 926 lab grown cushion diamonds with D colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $444 SGD to $3,176 SGD, with a median of $1,166 SGD. At least 42 retailers stock this exact specification. Half of all listings fall between $716 SGD and $2,254 SGD per carat. The same specification in natural form lists at a median of about $8,965 SGD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Cushion lab grown stones in the index: 466 USD per carat, -14.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

926

Lowest Price

$217 SGD

Highest Price

$11,804 SGD

Average Price

$1,647 SGD

Market Intelligence

Retailers Selling

Price Spread

139.3%

Price Range

Price per carat distribution across retailers

$871/ct

10th Percentile

$458

Median

$871

90th Percentile

$2,145

Score Distribution

926 diamonds scored across 4 quality tiers

Excellent

253 (27.3%)

Very Good

256 (27.6%)

Good

204 (22.0%)

Average

213 (23.0%)

Find Your Diamond

Search 926 D IF cushion diamonds and compare prices.

Search Diamonds

Consider Instead

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

D VVS1VVS1 inclusions are not visible without magnification

Save 44%

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