How much does a 1.00 to 1.49ct E IF lab grown round diamond cost?

As of October 2026, 1.00 to 1.49ct E IF lab grown round diamonds typically cost $265 SGD to $1,614 SGD, with a median price of $607 SGD. There are currently 986 diamonds matching this specification available across retailers.

Where can I find the best price on a E IF round diamond?

About 48% of these diamonds are available at multiple retailers, with an average price spread of 105%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Lab Grown Round

Quick answer

As of October 2026, there are 986 lab grown round diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $265 SGD to $1,614 SGD, with a median of $607 SGD. At least 56 retailers stock this exact specification, and 48% of the stones appear at more than one of them, with an average price spread of 105%. Half of all listings fall between $457 SGD and $1,164 SGD per carat. The same specification in natural form lists at a median of about $13,638 SGD per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +24.2%.

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. Round lab grown stones in the index: 414 USD per carat, -5.0% 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

986

Lowest Price

$225 SGD

Highest Price

$5,432 SGD

Average Price

$802 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

47.7%

Price Spread

104.8%

30-Day Price Trend

-2.1%

30-Day Supply Change

+24.2%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$528/ct

10th Percentile

$232

Median

$528

90th Percentile

$1,161

Score Distribution

2.5K diamonds scored across 5 quality tiers

Exceptional

11 (0.4%)

Excellent

1,013 (41.1%)

Very Good

421 (17.1%)

Good

319 (12.9%)

Average

703 (28.5%)

Find Your Diamond

Search 986 E IF round diamonds and compare prices.

Search Diamonds

Consider Instead

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

F IFF colour is visually identical to E to the naked eye

Save 10%

E VVS1VVS1 inclusions are not visible without magnification

Save 22%

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