How much does a 1.00 to 1.49ct G VS1 lab grown princess diamond cost?

As of September 2026, 1.00 to 1.49ct G VS1 lab grown princess diamonds typically cost $302 SGD to $1,154 SGD, with a median price of $602 SGD. There are currently 843 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct G VS1 Lab Grown Princess

Quick answer

As of September 2026, there are 843 lab grown princess diamonds with G colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $302 SGD to $1,154 SGD, with a median of $602 SGD. At least 46 retailers stock this exact specification. Half of all listings fall between $425 SGD and $863 SGD per carat. The same specification in natural form lists at a median of about $5,451 SGD 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. Princess lab grown stones in the index: 481 USD per carat, -7.3% 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

843

Lowest Price

$161 SGD

Highest Price

$14,550 SGD

Average Price

$706 SGD

Market Intelligence

Retailers Selling

Price Spread

77.0%

Price Range

Price per carat distribution across retailers

$447/ct

10th Percentile

$262

Median

$447

90th Percentile

$916

Score Distribution

843 diamonds scored across 4 quality tiers

Excellent

154 (18.3%)

Very Good

208 (24.7%)

Good

169 (20.0%)

Average

312 (37.0%)

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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