Round|Natural|IGI

3.09ct I VS1 Round Natural Diamond

EX • I/VS1 • IGI 826659870

Shape and cutting style on the report: Round brilliant

Certificate IGI 826659870

Diamond specifications and retailer prices

From $24,701 USD
£19,449 GBP
As of October 29, 2026
Save $13,281 USD (35%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $37,982 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.09ct natural round diamond

This 3.09ct natural round sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI 826659870. Listed at 7 retailers as of October 29, 2026, with prices from $24,701 to $37,982, a $13,281 spread on the same certified stone. MOH London lists it at $37,982. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

3.09
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.6°
OriginNatural
Grading LabIGI
CertificateIGI 826659870
Dimensions9.15 × 9.19 × 5.83 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
9.15 mm9.19 mm3.09 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 826659870
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 41.6°CuletDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $37,982 USD|Low: $24,701 USD|High: $37,982 USD|Avg: $27,316 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 5$24,701 USD
Retailer 3$24,883 USD
Retailer 4$25,938 USD
Retailer 6$25,980 USD
Retailer 7$26,063 USD
Retailer 2$26,560 USD
MOH London$37,982 USD

4 data points across 7 retailers

7 retailers$24,701 USD to $37,982 USD

A
Cheapest Retailer
-
$24,701 USD
£19,449 GBP
A
Retailer 2
-
$24,883 USD
View
Final sale: no returns
A
Retailer 3
-
$25,938 USD
£20,424 GBP
View
A
Retailer 4
-
$25,980 USD
View
A
Retailer 5
-
$26,063 USD
£20,522 GBP
View
A
Retailer 6
-
$26,560 USD
SGD 35,892 SGD
View
Most Expensive
B+
MOH London
E8E5E646C · Oct 29
$37,982 USD
£29,907 GBP
View
6 more retailers have this diamond
Prices start from $24,701 USDSave up to $13,281 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
3.09ct Round
$24,701 USD