How much does a 0.50 to 0.74ct G VVS1 lab grown marquise diamond cost?

As of October 2026, 0.50 to 0.74ct G VVS1 lab grown marquise diamonds typically cost HK$1,560 HKD to HK$6,663 HKD, with a median price of HK$3,360 HKD. There are currently 10 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 54%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct G VVS1 Lab Grown Marquise

Quick answer

As of October 2026, there are 10 lab grown marquise diamonds with G colour and VVS1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$1,560 HKD to HK$6,663 HKD, with a median of HK$3,360 HKD. At least 45 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 54%. Half of all listings fall between HK$3,864 HKD and HK$6,853 HKD per carat. The same specification in natural form lists at a median of about HK$18,311 HKD per carat. Over the last 30 days the median price moved +3.3% and the number of listings moved -7.4%.

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

HK$1,122 HKD

Highest Price

HK$9,414 HKD

Average Price

HK$4,094 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

36.8%

Price Spread

54.1%

30-Day Price Trend

+3.3%

30-Day Supply Change

-7.4%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$704/ct

10th Percentile

$310

Median

$704

90th Percentile

$1,210

Score Distribution

18 diamonds scored across 4 quality tiers

Excellent

5 (27.8%)

Very Good

1 (5.6%)

Good

7 (38.9%)

Average

5 (27.8%)

Find Your Diamond

Search 10 G VVS1 marquise diamonds and compare prices.

Search Diamonds

Consider Instead

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

G VVS2VVS2 inclusions are not visible without magnification

Save 15%

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