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Marquise|Lab Grown|IGI

1.80ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG823670043

Certificate IGI LG823670043

Diamond specifications and retailer prices

From HK$13,025 HKD
$1,660 USD
As of November 2, 2026
Save HK$23,695 HKD (65%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$36,720 HKD at Kay Jewelers · As of November 2, 2026
View at Kay Jewelers

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), with a top-tier cut grade and certified by IGI LG823670043 or 823670043. Listed at 4 retailers as of November 2, 2026, with prices from HK$13,025 to HK$36,720, a HK$23,695 spread on the same certified stone. Kay Jewelers lists it at HK$36,720. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG823670043
Dimensions12.27 × 6.40 × 4.03 mm
L/W Ratio1.92
Top View
12.27 mm6.40 mm1.80 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823670043
Side View
Table 59.0%CrownGirdle: MED-STKPavilionCulet: 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$36,720 HKD|Low: HK$13,025 HKD|High: HK$36,720 HKD|Avg: HK$31,329 HKD
Kay Jewelers
Retailer 2
Retailer 3
Retailer 4
September 28, 2026
Retailer 2HK$13,025 HKD
Retailer 4HK$27,006 HKD
Kay JewelersHK$36,720 HKD
Retailer 3HK$36,720 HKD

3 data points across 4 retailers

4 retailersHK$13,025 HKD to HK$36,720 HKD

A
Cheapest Retailer
-
HK$13,025 HKD
$1,660 USD
B
Retailer 2
-
HK$27,006 HKD
$3,442 USD
View
B
Retailer 3
-
HK$36,720 HKD
$4,680 USD
View
Most Expensive
B
Kay Jewelers
259776984 · Nov 2
HK$36,720 HKD
$4,680 USD
View
3 more retailers have this diamond
Prices start from HK$13,025 HKDSave up to HK$23,695 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$13,025 HKD