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Marquise|Lab Grown|IGI

1.73ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG668472310

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG668472310

Diamond specifications and retailer prices

From HK$6,692 HKD
$853 USD
As of October 30, 2026
Save HK$52,778 HKD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$59,470 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668472310 or 668472310. Listed at 24 retailers as of October 30, 2026, with prices from HK$6,692 to HK$59,470, a HK$52,778 spread on the same certified stone. Do Amore Diamonds lists it at HK$59,470. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668472310
Dimensions12.36 × 6.22 × 3.92 mm
L/W Ratio1.99
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.36 mm6.22 mm1.73 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668472310
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 63.0%

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 30
Current: HK$59,470 HKD|Low: HK$6,426 HKD|High: HK$59,470 HKD|Avg: HK$19,836 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 6HK$6,692 HKD
Retailer 5HK$7,281 HKD
Retailer 4HK$7,767 HKD
Retailer 18HK$7,767 HKD
Retailer 14HK$8,944 HKD
Retailer 11HK$9,463 HKD
Retailer 2HK$13,211 HKD
Retailer 13HK$15,757 HKD
Retailer 17HK$16,986 HKD
Retailer 3HK$17,857 HKD
Retailer 15HK$21,327 HKD
Retailer 7HK$24,102 HKD
Retailer 10HK$24,290 HKD
Retailer 8HK$24,514 HKD
Retailer 9HK$25,488 HKD
Retailer 16HK$27,931 HKD
Retailer 12HK$29,225 HKD
Do Amore DiamondsHK$59,470 HKD

31 data points across 18 retailers

24 retailersHK$6,692 HKD to HK$59,470 HKD

A
Cheapest Retailer
-
HK$6,692 HKD
$853 USD
A
Retailer 2
-
HK$7,281 HKD
$928 USD
View
A
Retailer 3
-
HK$7,767 HKD
$990 USD
View
Retailer 4
-
HK$7,767 HKD
$990 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
HK$8,073 HKD
$1,029 USD
View
Final sale: no returns
A
Retailer 6
-
HK$8,913 HKD
$1,136 USD
View
A
Retailer 7
-
HK$8,936 HKD
$1,139 USD
View
A
Retailer 8
-
HK$8,944 HKD
$1,140 USD
View
A
Retailer 9
-
HK$9,463 HKD
£950 GBP
View
A
Retailer 10
-
HK$10,960 HKD
$1,397 USD
View
A
Retailer 11
-
HK$13,211 HKD
£1,326 GBP
View
B+
Retailer 12
-
HK$15,757 HKD
ZAR 32,446 ZAR
View
B+
Retailer 13
-
HK$16,986 HKD
$2,165 USD
View
B+
Retailer 14
-
HK$17,857 HKD
$2,276 USD
View
Retailer 15
-
HK$21,327 HKD
A$4,182 AUD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
HK$23,675 HKD
£2,376 GBP
View
B+
Retailer 17
-
HK$24,102 HKD
$3,072 USD
View
B+
Retailer 18
-
HK$24,290 HKD
$3,096 USD
View
Retailer 19
-
HK$24,514 HKD
A$4,807 AUD
View
Price last confirmed 22 days ago
B
Retailer 20
-
HK$25,488 HKD
$3,249 USD
View
B+
Retailer 21
-
HK$27,931 HKD
$3,560 USD
View
B+
Retailer 22
-
HK$29,225 HKD
£2,933 GBP
View
B
Retailer 23
-
HK$30,542 HKD
$3,893 USD
View
Most Expensive
B
Do Amore Diamonds
27-1B04D236C · Oct 31
HK$59,470 HKD
$7,580 USD
View
23 more retailers have this diamond
Prices start from HK$6,692 HKDSave up to HK$52,778 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 Marquise
HK$6,692 HKD