How much does a 5.00ct+ G VS1 lab grown oval diamond cost?

As of October 2026, 5.00ct+ G VS1 lab grown oval diamonds typically cost HK$5,570 HKD to HK$60,789 HKD, with a median price of HK$12,202 HKD. There are currently 1,318 diamonds matching this specification available across retailers.

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

About 55% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ G VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 1,318 lab grown oval diamonds with G colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run HK$5,570 HKD to HK$60,789 HKD, with a median of HK$12,202 HKD. At least 46 retailers stock this exact specification, and 55% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between HK$2,000 HKD and HK$4,993 HKD per carat. The same specification in natural form lists at a median of about HK$276,992 HKD per carat. Over the last 30 days the median price moved -5.8% and the number of listings moved +22.3%.

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

1,318

Lowest Price

HK$1,083 HKD

Highest Price

HK$580,550 HKD

Average Price

HK$26,435 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

55.3%

Price Spread

103.7%

30-Day Price Trend

-5.8%

30-Day Supply Change

+22.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$368/ct

10th Percentile

$182

Median

$368

90th Percentile

$975

Score Distribution

2.5K diamonds scored across 4 quality tiers

Excellent

1,028 (41.8%)

Very Good

390 (15.9%)

Good

362 (14.7%)

Average

678 (27.6%)

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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