How much does a 1.00 to 1.49ct G IF natural princess diamond cost?

As of October 2026, 1.00 to 1.49ct G IF natural princess diamonds typically cost £1,960 GBP to £5,274 GBP, with a median price of £2,831 GBP. There are currently 56 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 47%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct G IF Natural Princess

Quick answer

As of October 2026, there are 56 natural princess diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,960 GBP to £5,274 GBP, with a median of £2,831 GBP. At least 52 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 47%. Half of all listings fall between £2,310 GBP and £3,595 GBP per carat. The same specification in lab grown form lists at a median of about £501 GBP per carat. Over the last 30 days the median price moved -4.2% and the number of listings moved +15.3%.

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. Princess natural stones in the index: 2,158 USD per carat, +5.7% 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

£1,402 GBP

Highest Price

£10,552 GBP

Average Price

£3,354 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

33.6%

Price Spread

46.8%

30-Day Price Trend

-4.2%

30-Day Supply Change

+15.3%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$3,678/ct

10th Percentile

$2,692

Median

$3,678

90th Percentile

$6,377

Score Distribution

127 diamonds scored across 4 quality tiers

Excellent

40 (31.5%)

Very Good

20 (15.7%)

Good

28 (22.0%)

Average

39 (30.7%)

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Consider Instead

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

H IFH colour is visually identical to G to the naked eye

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Lab-Grown G IFSame specifications, lab-grown origin

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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