How much does a 0.50 to 0.74ct G SI1 lab grown emerald diamond cost?

As of October 2026, 0.50 to 0.74ct G SI1 lab grown emerald diamonds typically cost $160 SGD to $751 SGD, with a median price of $335 SGD. There are currently 69 diamonds matching this specification available across retailers.

Where can I find the best price on a G SI1 emerald diamond?

About 43% of these diamonds are available at multiple retailers, with an average price spread of 92%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct G SI1 Lab Grown Emerald

Quick answer

As of October 2026, there are 69 lab grown emerald diamonds with G colour and SI1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $160 SGD to $751 SGD, with a median of $335 SGD. At least 32 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 92%. Half of all listings fall between $387 SGD and $1,028 SGD per carat. The same specification in natural form lists at a median of about $1,608 SGD per carat. Over the last 30 days the median price moved +3.7% 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. Emerald lab grown stones in the index: 451 USD per carat, -8.3% 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

$109 SGD

Highest Price

$1,833 SGD

Average Price

$458 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

43.1%

Price Spread

92.4%

30-Day Price Trend

+3.7%

30-Day Supply Change

+7.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$541/ct

10th Percentile

$225

Median

$541

90th Percentile

$1,329

Score Distribution

89 diamonds scored across 4 quality tiers

Excellent

24 (27.0%)

Very Good

21 (23.6%)

Good

22 (24.7%)

Average

22 (24.7%)

Find Your Diamond

Search 69 G SI1 emerald diamonds and compare prices.

Search Diamonds

Consider Instead

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

G SI2SI2 inclusions are not visible without magnification

Save 5%

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