CaratHunter
Plans
Round|Natural|IGI

3.50ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 591353387

Shape and cutting style on the report: Round brilliant

Certificate IGI 591353387

Diamond specifications and retailer prices

From $25,317 CAD
₹1,722,742 INR
As of October 24, 2026
Save $18,907 CAD (43%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $44,224 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 591353387. Listed at 12 retailers as of October 24, 2026, with prices from $25,317 to $44,224, a $18,907 spread on the same certified stone. MOH London lists it at $44,224. 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

3.50
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.5°
OriginNatural
Grading LabIGI
CertificateIGI 591353387
Dimensions9.60 × 9.66 × 6.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
9.60 mm9.66 mm3.50 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 591353387
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.4%

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 24
Current: $44,224 CAD|Low: $25,234 CAD|High: $44,519 CAD|Avg: $31,832 CAD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 3$25,317 CAD
Retailer 7$28,581 CAD
Retailer 6$29,601 CAD
Retailer 4$29,795 CAD
Retailer 5$33,680 CAD
Retailer 2$34,265 CAD
MOH London$44,224 CAD

43 data points across 7 retailers

12 retailers$25,317 CAD to $44,224 CAD

A
Cheapest Retailer
-
$25,317 CAD
₹1,722,742 INR
A
Retailer 2
-
$28,581 CAD
$20,421 USD
View
A
Retailer 3
-
$29,601 CAD
A$32,538 AUD
View
A
Retailer 4
-
$29,795 CAD
$21,288 USD
View
Final sale: no returns
A
Retailer 5
-
$31,089 CAD
$22,213 USD
View
Retailer 6
-
$32,275 CAD
$23,060 USD
View
Price last confirmed 73 days ago
A
Retailer 7
-
$32,644 CAD
$23,324 USD
View
A
Retailer 8
-
$33,680 CAD
$24,064 USD
View
A
Retailer 9
-
$34,265 CAD
€23,316 EUR
View
B+
Retailer 10
-
$34,976 CAD
$24,990 USD
View
B+
Retailer 11
-
$39,901 CAD
$28,509 USD
View
Most Expensive
B+
MOH London
04DD6A172 · Oct 29
$44,224 CAD
£24,880 GBP
View
11 more retailers have this diamond
Prices start from $25,317 CADSave up to $18,907 CAD

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
3.50ct Round
$25,317 CAD