How much does a 1.00 to 1.49ct G IF lab grown radiant diamond cost?

As of September 2026, 1.00 to 1.49ct G IF lab grown radiant diamonds typically cost $269 NZD to $2,862 NZD, with a median price of $864 NZD. There are currently 22 diamonds matching this specification available across retailers.

Where can I find the best price on a G IF radiant diamond?

Compare prices across retailers on Carat Hunter to see all your options.

1.00 to 1.49ct G IF Lab Grown Radiant

Quick answer

As of September 2026, there are 22 lab grown radiant diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $269 NZD to $2,862 NZD, with a median of $864 NZD. At least 35 retailers stock this exact specification. Half of all listings fall between $686 NZD and $1,830 NZD per carat. The same specification in natural form lists at a median of about $8,978 NZD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Radiant lab grown stones in the index: 473 USD per carat, -12.5% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

$210 NZD

Highest Price

$8,667 NZD

Average Price

$1,486 NZD

Market Intelligence

Retailers Selling

Price Spread

108.9%

Price Range

Price per carat distribution across retailers

$605/ct

10th Percentile

$279

Median

$605

90th Percentile

$1,564

Score Distribution

22 diamonds scored across 4 quality tiers

Excellent

6 (27.3%)

Very Good

7 (31.8%)

Good

2 (9.1%)

Average

7 (31.8%)

Find Your Diamond

Search 22 G IF radiant diamonds and compare prices.

Search Diamonds

Consider Instead

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

G VVS1VVS1 inclusions are not visible without magnification

Save 17%

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