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1.73ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG847655692

Shape and cutting style on the report: Round brilliant

Certificate IGI LG847655692

Diamond specifications and retailer prices

From HK$3,683 HKD
€447 EUR
As of October 27, 2026
Save HK$5,057 HKD (58%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$8,739 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG847655692 or 847655692. Listed at 7 retailers as of October 25, 2026, with prices from HK$3,683 to HK$8,739, a HK$5,057 spread on the same certified stone. MOH London lists it at HK$8,739. 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

1.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG847655692
Dimensions7.80 × 7.75 × 4.70 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.80 mm7.75 mm1.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG847655692
Side View
Table 56.0%Crown 33.3°Girdle: MediumPavilion 40.4°Culet: NoneDepth 60.4%

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 27
Current: HK$8,739 HKD|Low: HK$3,650 HKD|High: HK$8,779 HKD|Avg: HK$5,226 HKD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 28, 2026
Retailer 3HK$3,683 HKD
Retailer 6HK$3,711 HKD
Retailer 4HK$3,848 HKD
Retailer 2HK$4,323 HKD
Retailer 5HK$4,826 HKD
Retailer 7HK$6,591 HKD
MOH LondonHK$8,739 HKD

8 data points across 7 retailers

7 retailersHK$3,683 HKD to HK$8,739 HKD

A
Cheapest Retailer
-
HK$3,683 HKD
€447 EUR
B+
Retailer 2
-
HK$3,711 HKD
$473 USD
View
A
Retailer 3
-
HK$3,848 HKD
£386 GBP
View
A
Retailer 4
-
HK$4,323 HKD
$551 USD
View
B+
Retailer 5
-
HK$4,826 HKD
$615 USD
View
Retailer 6
-
HK$6,591 HKD
$840 USD
View
Price last confirmed 9 days ago
Most Expensive
B
MOH London
LG847655692 · Oct 25
HK$8,739 HKD
£877 GBP
View
6 more retailers have this diamond
Prices start from HK$3,683 HKDSave up to HK$5,057 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
1.73ct Round
HK$3,683 HKD