How much does a 1.50 to 1.99ct G VS2 lab grown marquise diamond cost?

As of October 2026, 1.50 to 1.99ct G VS2 lab grown marquise diamonds typically cost $846 NZD to $2,956 NZD, with a median price of $2,130 NZD. There are currently 67 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS2 marquise diamond?

About 30% of these diamonds are available at multiple retailers, with an average price spread of 71%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G VS2 Lab Grown Marquise

Quick answer

As of October 2026, there are 67 lab grown marquise diamonds with G colour and VS2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $846 NZD to $2,956 NZD, with a median of $2,130 NZD. At least 45 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 71%. Half of all listings fall between $607 NZD and $1,359 NZD per carat. The same specification in natural form lists at a median of about $17,317 NZD per carat. Over the last 30 days the median price moved +40.8% and the number of listings moved -11.5%.

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. Marquise lab grown stones in the index: 485 USD per carat, -3.2% 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

Lowest Price

$392 NZD

Highest Price

$5,092 NZD

Average Price

$2,010 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

29.8%

Price Spread

71.1%

30-Day Price Trend

+40.8%

30-Day Supply Change

-11.5%

Volatility (30d)

0.15

Price Range

Price per carat distribution across retailers

$596/ct

10th Percentile

$205

Median

$596

90th Percentile

$898

Score Distribution

200 diamonds scored across 4 quality tiers

Excellent

17 (8.5%)

Very Good

14 (7.0%)

Good

68 (34.0%)

Average

101 (50.5%)

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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