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Marquise|Lab Grown|IGI

3.05ct D FL Marquise Lab Grown Diamond

ID • D/FL • IGI LG804665551

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG804665551

Diamond specifications and retailer prices

From HK$27,822 HKD
$3,546 USD
As of November 2, 2026
Save HK$111,673 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$139,495 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.05ct lab-grown marquise diamond

This 3.05ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG804665551 or 804665551. Listed at 14 retailers as of October 31, 2026, with prices from HK$27,822 to HK$139,495, a HK$111,673 spread on the same certified stone. Taylor and Hart lists it at HK$139,495. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.05
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804665551
Dimensions14.69 × 7.55 × 4.78 mm
L/W Ratio1.95
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
14.69 mm7.55 mm3.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804665551
Side View
Table 60.0%Crown 36.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 63.3%

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$50,716 HKD|Low: HK$27,822 HKD|High: HK$139,495 HKD|Avg: HK$77,894 HKD|-14.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 2, 2026
Retailer 10HK$27,822 HKD
Retailer 12HK$33,456 HKD
Retailer 4HK$49,612 HKD
Retailer 1HK$50,716 HKD
Retailer 11HK$58,493 HKD
Retailer 3HK$60,219 HKD
Retailer 9HK$64,227 HKD
Retailer 7HK$66,535 HKD
Retailer 6HK$81,072 HKD
Retailer 13HK$88,535 HKD
Retailer 5HK$89,940 HKD
Retailer 8HK$90,902 HKD
Retailer 2HK$105,295 HKD
Taylor and HartHK$139,495 HKD

40 data points across 14 retailers

14 retailersHK$27,822 HKD to HK$139,495 HKD

A
Cheapest Retailer
-
HK$27,822 HKD
$3,546 USD
A
Retailer 2
-
HK$33,456 HKD
$4,264 USD
View
B+
Retailer 3
-
HK$49,612 HKD
View
B+
Retailer 4
-
HK$50,716 HKD
£5,090 GBP
View
B+
Retailer 5
-
HK$58,493 HKD
$7,455 USD
View
B+
Retailer 6
-
HK$60,219 HKD
$7,675 USD
View
B+
Retailer 7
-
HK$64,227 HKD
€7,796 EUR
View
B+
Retailer 8
-
HK$66,535 HKD
$8,480 USD
View
B+
Retailer 9
-
HK$81,072 HKD
£8,136 GBP
View
B
Retailer 10
-
HK$88,535 HKD
$11,284 USD
View
B+
Retailer 11
-
HK$89,940 HKD
$11,463 USD
View
B+
Retailer 12
-
HK$90,902 HKD
ZAR 187,167 ZAR
View
Retailer 13
-
HK$105,295 HKD
$13,420 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Taylor and Hart
MYJJX3E · Oct 31
HK$139,495 HKD
$17,779 USD
View
13 more retailers have this diamond
Prices start from HK$27,822 HKDSave up to HK$111,673 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
3.05ct Marquise
HK$27,822 HKD