How much does a 1.50 to 1.99ct G VVS1 lab grown cushion diamond cost?

As of October 2026, 1.50 to 1.99ct G VVS1 lab grown cushion diamonds typically cost $692 NZD to $4,117 NZD, with a median price of $2,901 NZD. There are currently 31 diamonds matching this specification available across retailers.

Where can I find the best price on a G VVS1 cushion diamond?

About 31% of these diamonds are available at multiple retailers, with an average price spread of 90%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G VVS1 Lab Grown Cushion

Quick answer

As of October 2026, there are 31 lab grown cushion diamonds with G colour and VVS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $692 NZD to $4,117 NZD, with a median of $2,901 NZD. At least 56 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 90%. Half of all listings fall between $645 NZD and $1,582 NZD per carat. The same specification in natural form lists at a median of about $12,119 NZD per carat. Over the last 30 days the median price moved +12.0% and the number of listings moved +3.0%.

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. Cushion lab grown stones in the index: 516 USD per carat, +6.9% 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

$424 NZD

Highest Price

$6,423 NZD

Average Price

$2,627 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

31.2%

Price Spread

89.6%

30-Day Price Trend

+12.0%

30-Day Supply Change

+3.0%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$589/ct

10th Percentile

$266

Median

$589

90th Percentile

$1,200

Score Distribution

139 diamonds scored across 4 quality tiers

Excellent

19 (13.7%)

Very Good

13 (9.4%)

Good

20 (14.4%)

Average

87 (62.6%)

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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