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Marquise|Lab Grown|IGI

1.71ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG747508367

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747508367

Diamond specifications and retailer prices

From HK$5,649 HKD
$720 USD
As of October 30, 2026
Save HK$44,485 HKD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$50,134 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown marquise diamond

This 1.71ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747508367 or 747508367. Listed at 15 retailers as of October 30, 2026, with prices from HK$5,649 to HK$50,134, a HK$44,485 spread on the same certified stone. Do Amore Diamonds lists it at HK$50,134. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747508367
Dimensions12.32 × 6.22 × 3.88 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.32 mm6.22 mm1.71 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747508367
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 62.4%

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 30
Current: HK$50,134 HKD|Low: HK$5,649 HKD|High: HK$66,767 HKD|Avg: HK$18,222 HKD|-24.9%
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
October 29, 2026
Retailer 8HK$5,649 HKD
Retailer 15HK$6,143 HKD
Retailer 11HK$7,783 HKD
Retailer 4HK$8,160 HKD
Retailer 7HK$8,426 HKD
Retailer 5HK$8,787 HKD
Retailer 10HK$10,631 HKD
Retailer 2HK$12,184 HKD
Retailer 13HK$13,861 HKD
Retailer 12HK$16,139 HKD
Retailer 3HK$19,207 HKD
Retailer 14HK$20,328 HKD
Retailer 9HK$27,142 HKD
Retailer 6HK$30,363 HKD
Do Amore DiamondsHK$50,134 HKD

31 data points across 15 retailers

15 retailersHK$5,649 HKD to HK$50,134 HKD

A
Cheapest Retailer
-
HK$5,649 HKD
$720 USD
A
Retailer 2
-
HK$6,143 HKD
$783 USD
View
A
Retailer 3
-
HK$7,783 HKD
$992 USD
View
A
Retailer 4
-
HK$8,160 HKD
$1,040 USD
View
A
Retailer 5
-
HK$8,426 HKD
$1,074 USD
View
Final sale: no returns
A
Retailer 6
-
HK$8,787 HKD
$1,120 USD
View
A
Retailer 7
-
HK$10,631 HKD
$1,355 USD
View
A
Retailer 8
-
HK$12,184 HKD
€1,479 EUR
View
A
Retailer 9
-
HK$13,861 HKD
A$2,718 AUD
View
B+
Retailer 10
-
HK$16,139 HKD
$2,057 USD
View
B+
Retailer 11
-
HK$19,207 HKD
$2,448 USD
View
B+
Retailer 12
-
HK$20,328 HKD
$2,591 USD
View
B+
Retailer 13
-
HK$27,142 HKD
£2,724 GBP
View
B
Retailer 14
-
HK$30,363 HKD
$3,870 USD
View
Most Expensive
B
Do Amore Diamonds
27-5D6F0F74C · Oct 30
HK$50,134 HKD
$6,390 USD
View
14 more retailers have this diamond
Prices start from HK$5,649 HKDSave up to HK$44,485 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
1.71ct Marquise
HK$5,649 HKD