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3.73ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 773617172

Shape and cutting style on the report: Round brilliant

Certificate IGI 773617172

Diamond specifications and retailer prices

From €23,465 EUR
$26,215 USD
As of November 1, 2026
Save €20,003 EUR (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €43,468 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 3.73ct natural round diamond

This 3.73ct natural round sits in the three to five carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 773617172. Listed at 14 retailers as of November 1, 2026, with prices from €23,465 to €43,468, a €20,003 spread on the same certified stone. MOH London lists it at €43,468. 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

3.73
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 773617172
Dimensions9.93 × 10.00 × 6.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.93 mm10.00 mm3.73 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 773617172
Side View
Table 60.0%Crown 32°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.6%

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: Nov 1
Current: €43,468 EUR|Low: €22,428 EUR|High: €49,834 EUR|Avg: €30,810 EUR|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 5€22,428 EUR
Retailer 2€23,465 EUR
Retailer 13€25,339 EUR
Retailer 10€25,512 EUR
Retailer 9€27,045 EUR
Retailer 11€27,832 EUR
Retailer 6€28,244 EUR
Retailer 3€29,757 EUR
Retailer 12€31,595 EUR
Retailer 8€31,987 EUR
Retailer 7€36,080 EUR
MOH London€43,468 EUR
Retailer 4€49,834 EUR

35 data points across 13 retailers

14 retailers€23,465 EUR to €43,468 EUR

A
Cheapest Retailer
-
€23,465 EUR
$26,215 USD
A
Retailer 2
-
€25,339 EUR
$28,309 USD
View
A
Retailer 3
-
€25,512 EUR
$28,502 USD
View
Final sale: no returns
A
Retailer 4
-
€27,045 EUR
$30,215 USD
View
A
Retailer 5
-
€28,244 EUR
£24,846 GBP
View
Retailer 6
-
€28,992 EUR
$32,390 USD
View
Price last confirmed 34 days ago
Retailer 7
-
€29,224 EUR
$32,649 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
€29,757 EUR
$33,245 USD
View
Retailer 9
-
€30,151 EUR
$33,685 USD
View
Price last confirmed 31 days ago
Retailer 10
-
€31,311 EUR
$34,981 USD
View
Price last confirmed 33 days ago
B+
Retailer 11
-
€31,595 EUR
$35,298 USD
View
B+
Retailer 12
-
€31,987 EUR
View
B+
Retailer 13
-
€36,080 EUR
ZAR 651,199 ZAR
View
Most Expensive
B
MOH London
F1C4BADAE · Nov 1
€43,468 EUR
£38,238 GBP
View
13 more retailers have this diamond
Prices start from €23,465 EURSave up to €20,003 EUR

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
3.73ct Round
€23,465 EUR