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Marquise|Lab Grown|IGI

1.83ct E FL Marquise Lab Grown Diamond

EX • E/FL • IGI LG818654469

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818654469

Diamond specifications and retailer prices

From HK$6,033 HKD
$769 USD
As of October 30, 2026
Save HK$47,474 HKD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$53,508 HKD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.83ct lab-grown marquise diamond

This 1.83ct 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 LG818654469 or 818654469. Listed at 13 retailers as of October 30, 2026, with prices from HK$6,033 to HK$53,508, a HK$47,474 spread on the same certified stone. Do Amore Diamonds lists it at HK$53,508. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818654469
Dimensions12.26 × 6.46 × 3.95 mm
L/W Ratio1.90
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
12.26 mm6.46 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818654469
Side View
Table 60.0%Crown 36.9°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 61.1%

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$53,508 HKD|Low: HK$6,033 HKD|High: HK$71,317 HKD|Avg: HK$25,015 HKD|-25.0%
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
October 30, 2026
Retailer 9HK$6,033 HKD
Retailer 13HK$6,559 HKD
Retailer 3HK$8,709 HKD
Retailer 4HK$9,925 HKD
Retailer 10HK$11,313 HKD
Retailer 7HK$13,016 HKD
Retailer 5HK$14,728 HKD
Retailer 11HK$16,633 HKD
Retailer 12HK$21,709 HKD
Retailer 14HK$24,635 HKD
Retailer 2HK$28,872 HKD
Retailer 8HK$29,095 HKD
Retailer 6HK$31,908 HKD
Do Amore DiamondsHK$53,508 HKD

31 data points across 14 retailers

13 retailersHK$6,033 HKD to HK$53,508 HKD

A
Cheapest Retailer
-
HK$6,033 HKD
$769 USD
A
Retailer 2
-
HK$6,559 HKD
$836 USD
View
A
Retailer 3
-
HK$8,709 HKD
$1,110 USD
View
A
Retailer 4
-
HK$9,925 HKD
$1,265 USD
View
A
Retailer 5
-
HK$11,313 HKD
$1,442 USD
View
A
Retailer 6
-
HK$13,016 HKD
€1,580 EUR
View
A
Retailer 7
-
HK$14,728 HKD
A$2,888 AUD
View
B+
Retailer 8
-
HK$16,633 HKD
$2,120 USD
View
B+
Retailer 9
-
HK$21,709 HKD
$2,767 USD
View
B+
Retailer 10
-
HK$24,635 HKD
$3,140 USD
View
B+
Retailer 11
-
HK$28,872 HKD
$3,680 USD
View
B+
Retailer 12
-
HK$29,095 HKD
£2,920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3679B3E51 · Oct 30
HK$53,508 HKD
$6,820 USD
View
12 more retailers have this diamond
Prices start from HK$6,033 HKDSave up to HK$47,474 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
1.83ct Marquise
HK$6,033 HKD