How much does a 1.00 to 1.49ct I VS1 natural round diamond cost?

As of July 2026, 1.00 to 1.49ct I VS1 natural round diamonds typically cost $2,836 SGD to $7,650 SGD, with a median price of $4,353 SGD. There are currently 4,708 diamonds matching this specification available across retailers.

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

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

1.00 to 1.49ct I VS1 Natural Round

Last updated: July 2026

Available

4,708

Lowest Price

$708 SGD

Highest Price

$59,560 SGD

Average Price

$4,869 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

N/A

Price Spread

37.0%

30-Day Price Trend

N/A

30-Day Supply Change

N/A

Volatility (30d)

N/A

Price Range

Price per carat distribution across retailers

$3,624/ct

10th Percentile

$2,477

Median

$3,624

90th Percentile

$5,460

Score Distribution

4.7K diamonds scored across 4 quality tiers

Excellent

2,085 (44.3%)

Very Good

1,270 (27.0%)

Good

899 (19.1%)

Average

454 (9.6%)

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Consider Instead

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

J VS1J colour is visually identical to I to the naked eye

Save 30%

I VS2VS2 inclusions are not visible without magnification

Save 6%

Lab-Grown I VS1Same specifications, lab-grown origin

Save 80%

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