How much does a 1.00 to 1.49ct G VS1 lab grown princess diamond cost?

As of October 2026, 1.00 to 1.49ct G VS1 lab grown princess diamonds typically cost $328 NZD to $1,614 NZD, with a median price of $1,056 NZD. There are currently 280 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 princess diamond?

About 33% of these diamonds are available at multiple retailers, with an average price spread of 75%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G VS1 Lab Grown Princess

Quick answer

As of October 2026, there are 280 lab grown princess diamonds with G colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $328 NZD to $1,614 NZD, with a median of $1,056 NZD. At least 55 retailers stock this exact specification, and 33% of the stones appear at more than one of them, with an average price spread of 75%. Half of all listings fall between $550 NZD and $1,162 NZD per carat. The same specification in natural form lists at a median of about $7,566 NZD per carat. Over the last 30 days the median price moved +7.8% and the number of listings moved +40.7%.

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. Princess lab grown stones in the index: 461 USD per carat, -4.8% 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

280

Lowest Price

$254 NZD

Highest Price

$4,028 NZD

Average Price

$1,002 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

33.2%

Price Spread

75.4%

30-Day Price Trend

+7.8%

30-Day Supply Change

+40.7%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$458/ct

10th Percentile

$194

Median

$458

90th Percentile

$944

Score Distribution

756 diamonds scored across 4 quality tiers

Excellent

193 (25.5%)

Very Good

87 (11.5%)

Good

119 (15.7%)

Average

357 (47.2%)

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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