Round|Natural|IGI

0.75ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 809631466

Shape and cutting style on the report: Round brilliant

Certificate IGI 809631466

Diamond specifications and retailer prices

From $313 USD
As of November 2, 2026
Save $383 USD (55%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,870 USD at NZ Jewellers · As of October 3, 2026
View at NZ Jewellers

About this 0.75ct natural round diamond

This 0.75ct natural round sits in the just-under-one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 809631466. Listed at 12 retailers as of November 2, 2026, with a 122% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.75
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41.1°
OriginNatural
Grading LabIGI
CertificateIGI 809631466
Dimensions5.78 × 5.81 × 3.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
5.78 mm5.81 mm0.75 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 809631466
Side View
Table 57.0%Crown 36.5°Girdle: MediumPavilion 41.1°Culet: NoneDepth 63.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $630 USD|Low: $313 USD|High: $1,140 USD|Avg: $631 USD|+7.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 4, 2026
Retailer 5$313 USD
Retailer 2$520 USD
Retailer 4$528 USD
Retailer 7$558 USD
Retailer 1$630 USD
Retailer 6$637 USD
Retailer 3$696 USD
Retailer 8$988 USD

34 data points across 8 retailers

12 retailers$313 USD to $696 USD

A
Cheapest Retailer
-
$313 USD
Retailer 2
-
$488 USD
View
Price last confirmed 36 days ago
A
Retailer 3
-
$520 USD
View
A
Retailer 4
-
$528 USD
View
Retailer 5
-
$537 USD
View
Price last confirmed 38 days ago
Retailer 6
-
$558 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$563 USD
View
Price last confirmed 35 days ago
B+
Retailer 8
-
$630 USD
View
Retailer 9
-
$637 USD
View
Price last confirmed 12 days ago
A
Retailer 10
-
$696 USD
View
Retailer 11
-
$988 USD
View
Price last confirmed 12 days ago
Most Expensive
NZ Jewellers
d5d20561-cedc-4242-9399-d44206557526 · Oct 3
$1,870 USD
View
Price last confirmed 34 days ago
11 more retailers have this diamond
Prices start from $313 USDSave up to $383 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.75ct Round
$313 USD