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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 HK$205,675 HKD
$26,215 USD
As of November 1, 2026
Save HK$175,330 HKD (46%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$381,005 HKD 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 HK$205,675 to HK$381,005, a HK$175,330 spread on the same certified stone. MOH London lists it at HK$381,005. 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
Colour
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: HK$381,005 HKD|Low: HK$196,583 HKD|High: HK$436,809 HKD|Avg: HK$270,444 HKD|-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 2, 2026
Retailer 5HK$196,583 HKD
Retailer 7HK$205,675 HKD
Retailer 13HK$222,104 HKD
Retailer 10HK$223,618 HKD
Retailer 9HK$237,058 HKD
Retailer 11HK$243,954 HKD
Retailer 2HK$247,570 HKD
Retailer 3HK$260,830 HKD
Retailer 12HK$276,939 HKD
Retailer 6HK$279,128 HKD
Retailer 8HK$316,254 HKD
MOH LondonHK$381,005 HKD
Retailer 4HK$436,809 HKD

35 data points across 13 retailers

14 retailersHK$205,675 HKD to HK$381,005 HKD

A
Cheapest Retailer
-
HK$205,675 HKD
$26,215 USD
A
Retailer 2
-
HK$222,104 HKD
$28,309 USD
View
A
Retailer 3
-
HK$223,618 HKD
$28,502 USD
View
Final sale: no returns
A
Retailer 4
-
HK$237,058 HKD
$30,215 USD
View
A
Retailer 5
-
HK$247,570 HKD
£24,846 GBP
View
Retailer 6
-
HK$254,122 HKD
$32,390 USD
View
Price last confirmed 35 days ago
Retailer 7
-
HK$256,154 HKD
$32,649 USD
View
Price last confirmed 33 days ago
B+
Retailer 8
-
HK$260,830 HKD
$33,245 USD
View
Retailer 9
-
HK$264,282 HKD
$33,685 USD
View
Price last confirmed 31 days ago
Retailer 10
-
HK$274,450 HKD
$34,981 USD
View
Price last confirmed 33 days ago
B+
Retailer 11
-
HK$276,939 HKD
$35,298 USD
View
B+
Retailer 12
-
HK$279,128 HKD
€33,883 EUR
View
B+
Retailer 13
-
HK$316,254 HKD
ZAR 651,199 ZAR
View
Most Expensive
B
MOH London
F1C4BADAE · Nov 1
HK$381,005 HKD
£38,238 GBP
View
13 more retailers have this diamond
Prices start from HK$205,675 HKDSave up to HK$175,330 HKD

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
HK$205,675 HKD