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Marquise|Lab Grown|IGI

1.73ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG815631773

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG815631773

Diamond specifications and retailer prices

From HK$11,195 HKD
$1,427 USD
As of October 27, 2026
4 retailers carry this diamond
Most expensive: HK$17,497 HKD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.73ct lab-grown marquise diamond

This 1.73ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815631773 or 815631773. Listed at 4 retailers as of October 27, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815631773
Dimensions11.94 × 6.36 × 3.96 mm
L/W Ratio1.88
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.94 mm6.36 mm1.73 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815631773
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.3%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 27
Current: HK$17,497 HKD|Low: HK$2,958 HKD|High: HK$17,497 HKD|Avg: HK$6,353 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 27, 2026
Retailer 3HK$2,958 HKD
Retailer 5HK$4,291 HKD
Retailer 4HK$7,964 HKD
Retailer 2HK$11,195 HKD
Brilliant EarthHK$17,497 HKD

19 data points across 5 retailers

4 retailers

Retailer 1
-
HK$2,958 HKD
$377 USD
Price last confirmed 7 days ago
Retailer 2
-
HK$7,964 HKD
$1,015 USD
View
Price last confirmed 7 days ago
B
Retailer 3
-
HK$11,195 HKD
$1,427 USD
View
Most Expensive
Brilliant Earth
21223156A · Oct 8
HK$17,497 HKD
$2,230 USD
View
Price last confirmed 25 days ago
3 more retailers have this diamond
Prices start from HK$11,195 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.

B
1.73ct Marquise
HK$11,195 HKD