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Marquise|Lab Grown|IGI

1.80ct D IF Marquise Lab Grown Diamond

D/IF • IGI LG768631844

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG768631844

Diamond specifications and retailer prices

From HK$5,594 HKD
$713 USD
As of November 2, 2026
Save HK$44,072 HKD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$49,666 HKD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.8ct lab-grown marquise diamond

This 1.8ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless) and certified by IGI LG768631844 or 768631844. Listed at 17 retailers as of November 1, 2026, with prices from HK$5,594 to HK$49,666, a HK$44,072 spread on the same certified stone. Do Amore Diamonds lists it at HK$49,666. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.80
Carat
D
Colour
IF
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768631844
Dimensions12.48 × 6.39 × 3.98 mm
L/W Ratio1.95
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
12.48 mm6.39 mm1.80 ctD / IF
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768631844
Side View
Table 58.0%Crown 35.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.3%

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 2
Current: HK$49,666 HKD|Low: HK$5,477 HKD|High: HK$52,333 HKD|Avg: HK$17,698 HKD|-5.1%
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
November 1, 2026
Retailer 14HK$5,594 HKD
Retailer 4HK$6,081 HKD
Retailer 9HK$6,685 HKD
Retailer 16HK$7,752 HKD
Retailer 6HK$8,003 HKD
Retailer 8HK$9,439 HKD
Retailer 15HK$10,529 HKD
Retailer 13HK$11,674 HKD
Retailer 7HK$11,720 HKD
Retailer 17HK$15,975 HKD
Retailer 11HK$17,824 HKD
Retailer 5HK$19,021 HKD
Retailer 3HK$20,125 HKD
Retailer 2HK$26,835 HKD
Retailer 12HK$26,912 HKD
Retailer 10HK$36,353 HKD
Do Amore DiamondsHK$49,666 HKD

34 data points across 17 retailers

17 retailersHK$5,594 HKD to HK$49,666 HKD

A
Cheapest Retailer
-
HK$5,594 HKD
$713 USD
A
Retailer 2
-
HK$6,081 HKD
$775 USD
View
A
Retailer 3
-
HK$6,685 HKD
$852 USD
View
Final sale: no returns
A
Retailer 4
-
HK$7,752 HKD
$988 USD
View
A
Retailer 5
-
HK$8,003 HKD
$1,020 USD
View
A
Retailer 6
-
HK$9,439 HKD
$1,203 USD
View
A
Retailer 7
-
HK$10,529 HKD
$1,342 USD
View
A
Retailer 8
-
HK$11,674 HKD
€1,417 EUR
View
A
Retailer 9
-
HK$11,720 HKD
A$2,298 AUD
View
B+
Retailer 10
-
HK$15,975 HKD
$2,036 USD
View
B+
Retailer 11
-
HK$17,824 HKD
A$3,495 AUD
View
B
Retailer 12
-
HK$19,021 HKD
$2,424 USD
View
B+
Retailer 13
-
HK$20,125 HKD
$2,565 USD
View
B
Retailer 14
-
HK$26,835 HKD
£2,693 GBP
View
B
Retailer 15
-
HK$26,912 HKD
$3,430 USD
View
B
Retailer 16
-
HK$36,353 HKD
A$7,128 AUD
View
Most Expensive
B
Do Amore Diamonds
27-745D341DE · Nov 1
HK$49,666 HKD
$6,330 USD
View
16 more retailers have this diamond
Prices start from HK$5,594 HKDSave up to HK$44,072 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
1.80ct Marquise
HK$5,594 HKD