How much does a 1.50 to 1.99ct E VS1 lab grown oval diamond cost?

As of October 2026, 1.50 to 1.99ct E VS1 lab grown oval diamonds typically cost $440 NZD to $2,638 NZD, with a median price of $1,251 NZD. There are currently 10,204 diamonds matching this specification available across retailers.

Where can I find the best price on a E VS1 oval diamond?

About 43% of these diamonds are available at multiple retailers, with an average price spread of 96%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct E VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 10,204 lab grown oval diamonds with E colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $440 NZD to $2,638 NZD, with a median of $1,251 NZD. At least 64 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 96%. Half of all listings fall between $453 NZD and $1,256 NZD per carat. The same specification in natural form lists at a median of about $16,801 NZD per carat. Over the last 30 days the median price moved +12.8% and the number of listings moved -11.8%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

10,204

Lowest Price

$340 NZD

Highest Price

$15,267 NZD

Average Price

$1,364 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

43.0%

Price Spread

96.0%

30-Day Price Trend

+12.8%

30-Day Supply Change

-11.8%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$470/ct

10th Percentile

$177

Median

$470

90th Percentile

$902

Score Distribution

21.7K diamonds scored across 4 quality tiers

Excellent

7,037 (32.5%)

Very Good

3,598 (16.6%)

Good

5,213 (24.0%)

Average

5,833 (26.9%)

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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