How much does a 0.75 to 0.99ct G SI2 natural marquise diamond cost?

As of October 2026, 0.75 to 0.99ct G SI2 natural marquise diamonds typically cost ₹1,09,147 INR to ₹2,96,140 INR, with a median price of ₹1,91,870 INR. There are currently 120 diamonds matching this specification available across retailers.

Where can I find the best price on a G SI2 marquise diamond?

About 26% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct G SI2 Natural Marquise

Quick answer

As of October 2026, there are 120 natural marquise diamonds with G colour and SI2 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run ₹1,09,147 INR to ₹2,96,140 INR, with a median of ₹1,91,870 INR. At least 49 retailers stock this exact specification, and 26% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between ₹1,73,261 INR and ₹2,80,491 INR per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +3.4%.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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

120

Lowest Price

₹64,478 INR

Highest Price

₹6,07,944 INR

Average Price

₹1,97,725 INR

Market Intelligence

Retailers Selling

Cross Retailer %

25.5%

Price Spread

48.8%

30-Day Price Trend

-0.8%

30-Day Supply Change

+3.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$2,310/ct

10th Percentile

$1,521

Median

$2,310

90th Percentile

$4,015

Score Distribution

380 diamonds scored across 4 quality tiers

Excellent

52 (13.7%)

Very Good

94 (24.7%)

Good

105 (27.6%)

Average

129 (33.9%)

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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