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Marquise|Lab Grown|IGI

1.82ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG780662437

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG780662437

Diamond specifications and retailer prices

From HK$12,467 HKD
$1,589 USD
As of November 2, 2026
Save HK$43,208 HKD (78%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$55,676 HKD at With Clarity · As of November 2, 2026
View at With Clarity

About this 1.82ct lab-grown marquise diamond

This 1.82ct 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), with a top-tier cut grade and certified by IGI LG780662437 or 780662437. Listed at 16 retailers as of November 2, 2026, with prices from HK$12,467 to HK$55,676, a HK$43,208 spread on the same certified stone. With Clarity lists it at HK$55,676. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.82
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780662437
Dimensions12.45 × 6.40 × 4.03 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
12.45 mm6.40 mm1.82 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780662437
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40°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: Nov 2
Current: HK$15,819 HKD|Low: HK$12,467 HKD|High: HK$40,250 HKD|Avg: HK$23,326 HKD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 2HK$12,467 HKD
Retailer 3HK$13,472 HKD
Retailer 10HK$15,749 HKD
Retailer 1HK$15,819 HKD
Retailer 11HK$16,461 HKD
Retailer 7HK$17,556 HKD
Retailer 8HK$20,038 HKD
Retailer 4HK$28,274 HKD
Retailer 12HK$31,282 HKD
Retailer 6HK$35,072 HKD
Retailer 9HK$35,215 HKD
Retailer 5HK$39,101 HKD

43 data points across 12 retailers

16 retailersHK$12,467 HKD to HK$55,676 HKD

A
Cheapest Retailer
-
HK$12,467 HKD
$1,589 USD
A
Retailer 2
-
HK$13,357 HKD
View
A
Retailer 3
-
HK$13,472 HKD
$1,717 USD
View
A
Retailer 4
-
HK$15,749 HKD
A$3,088 AUD
View
A
Retailer 5
-
HK$15,819 HKD
£1,588 GBP
View
B+
Retailer 6
-
HK$16,461 HKD
$2,098 USD
View
B+
Retailer 7
-
HK$17,556 HKD
€2,131 EUR
View
B+
Retailer 8
-
HK$20,038 HKD
ZAR 41,259 ZAR
View
Retailer 9
-
HK$25,593 HKD
$3,262 USD
View
Price last confirmed 85 days ago
Retailer 10
-
HK$28,274 HKD
$3,604 USD
View
Price last confirmed 9 days ago
B
Retailer 11
-
HK$31,282 HKD
$3,987 USD
View
B+
Retailer 12
-
HK$35,072 HKD
$4,470 USD
View
B+
Retailer 13
-
HK$35,215 HKD
£3,534 GBP
View
B
Retailer 14
-
HK$38,196 HKD
$4,868 USD
View
B
Retailer 15
-
HK$39,101 HKD
A$7,667 AUD
View
Most Expensive
B
With Clarity
780662437 · Nov 2
HK$55,676 HKD
$7,096 USD
View
15 more retailers have this diamond
Prices start from HK$12,467 HKDSave up to HK$43,208 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
1.82ct Marquise
HK$12,467 HKD