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Marquise|Lab Grown|IGI

1.80ct E IF Marquise Lab Grown Diamond

EX • E/IF • IGI LG816672824

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816672824

Diamond specifications and retailer prices

From HK$4,276 HKD
$545 USD
As of October 30, 2026
Save HK$33,697 HKD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$37,973 HKD at Do Amore Diamonds · As of October 31, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816672824 or 816672824. Listed at 22 retailers as of October 30, 2026, with prices from HK$4,276 to HK$37,973, a HK$33,697 spread on the same certified stone. Do Amore Diamonds lists it at HK$37,973. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816672824
Dimensions13.09 × 6.38 × 3.91 mm
L/W Ratio2.05
Girdle conditionFaceted
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
13.09 mm6.38 mm1.80 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816672824
Side View
Table 63.0%Crown 33.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$37,973 HKD|Low: HK$4,276 HKD|High: HK$37,973 HKD|Avg: HK$14,641 HKD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 30, 2026
Retailer 4HK$4,276 HKD
Retailer 7HK$4,786 HKD
Retailer 22HK$4,794 HKD
Retailer 5HK$5,304 HKD
Retailer 13HK$6,046 HKD
Retailer 19HK$6,355 HKD
Retailer 10HK$7,681 HKD
Retailer 14HK$8,191 HKD
Retailer 11HK$9,015 HKD
Retailer 16HK$9,162 HKD
Retailer 18HK$10,063 HKD
Retailer 21HK$12,945 HKD
Retailer 2HK$13,637 HKD
Retailer 6HK$15,401 HKD
Retailer 3HK$17,072 HKD
Retailer 9HK$17,098 HKD
Retailer 12HK$19,851 HKD
Retailer 8HK$20,077 HKD
Retailer 20HK$22,164 HKD
Retailer 17HK$25,558 HKD
Retailer 15HK$25,748 HKD
Do Amore DiamondsHK$37,973 HKD

33 data points across 22 retailers

22 retailersHK$4,276 HKD to HK$37,973 HKD

A
Cheapest Retailer
-
HK$4,276 HKD
$545 USD
A
Retailer 2
-
HK$4,786 HKD
$610 USD
View
Final sale: no returns
A
Retailer 3
-
HK$4,794 HKD
$611 USD
View
A
Retailer 4
-
HK$5,304 HKD
$676 USD
View
A
Retailer 5
-
HK$6,046 HKD
£607 GBP
View
A
Retailer 6
-
HK$6,355 HKD
$810 USD
View
A
Retailer 7
-
HK$7,681 HKD
$979 USD
View
A
Retailer 8
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HK$8,191 HKD
$1,044 USD
View
A
Retailer 9
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HK$9,015 HKD
$1,149 USD
View
A
Retailer 10
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HK$9,162 HKD
£919 GBP
View
A
Retailer 11
-
HK$10,063 HKD
ZAR 20,720 ZAR
View
A
Retailer 12
-
HK$12,945 HKD
$1,650 USD
View
A
Retailer 13
-
HK$13,637 HKD
A$2,674 AUD
View
A
Retailer 14
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HK$15,401 HKD
$1,963 USD
View
B+
Retailer 15
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HK$17,072 HKD
$2,176 USD
View
B+
Retailer 16
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HK$17,098 HKD
£1,716 GBP
View
B+
Retailer 17
-
HK$19,851 HKD
$2,530 USD
View
B+
Retailer 18
-
HK$20,077 HKD
SGD 3,458 SGD
View
B+
Retailer 19
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HK$22,164 HKD
$2,825 USD
View
B+
Retailer 20
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HK$25,558 HKD
£2,565 GBP
View
Retailer 21
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HK$25,748 HKD
A$5,049 AUD
View
Price last confirmed 23 days ago
Most Expensive
B
Do Amore Diamonds
27-E0EB2547A · Oct 31
HK$37,973 HKD
$4,840 USD
View
21 more retailers have this diamond
Prices start from HK$4,276 HKDSave up to HK$33,697 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$4,276 HKD