How much does a 1.00 to 1.49ct D FL lab grown oval diamond cost?

As of September 2026, 1.00 to 1.49ct D FL lab grown oval diamonds typically cost $258 SGD to $3,962 SGD, with a median price of $795 SGD. There are currently 3,226 diamonds matching this specification available across retailers.

Where can I find the best price on a D FL oval diamond?

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1.00 to 1.49ct D FL Lab Grown Oval

Quick answer

As of September 2026, there are 3,226 lab grown oval diamonds with D colour and FL clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $258 SGD to $3,962 SGD, with a median of $795 SGD. At least 28 retailers stock this exact specification. Half of all listings fall between $599 SGD and $1,668 SGD per carat. The same specification in natural form lists at a median of about $11,563 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. Oval lab grown stones in the index: 487 USD per carat, -11.2% 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

3,226

Lowest Price

$214 SGD

Highest Price

$12,438 SGD

Average Price

$1,472 SGD

Market Intelligence

Retailers Selling

Price Spread

118.8%

Price Range

Price per carat distribution across retailers

$709/ct

10th Percentile

$417

Median

$709

90th Percentile

$2,747

Score Distribution

3.2K diamonds scored across 4 quality tiers

Excellent

1,049 (32.5%)

Very Good

775 (24.0%)

Good

903 (28.0%)

Average

499 (15.5%)

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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