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Marquise|Lab Grown|IGI

3.06ct D SI1 Marquise Lab Grown Diamond

ID • D/SI1 • IGI LG842630605

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842630605

Diamond specifications and retailer prices

From HK$4,318 HKD
As of October 31, 2026
Save HK$18,983 HKD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$23,302 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.06ct lab-grown marquise diamond

This 3.06ct lab-grown marquise sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG842630605 or 842630605. Listed at 12 retailers as of October 31, 2026, with prices from HK$4,318 to HK$23,302, a HK$18,983 spread on the same certified stone. Brilliant Earth lists it at HK$23,302. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.06
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842630605
Dimensions14.76 × 7.55 × 4.92 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.76 mm7.55 mm3.06 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842630605
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 65.2%

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 31
Current: HK$23,302 HKD|Low: HK$3,570 HKD|High: HK$23,302 HKD|Avg: HK$10,255 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 3HK$3,570 HKD
Retailer 9HK$4,318 HKD
Retailer 6HK$5,100 HKD
Retailer 13HK$5,424 HKD
Retailer 7HK$6,047 HKD
Retailer 4HK$6,253 HKD
Retailer 8HK$6,467 HKD
Retailer 2HK$9,493 HKD
Retailer 12HK$12,255 HKD
Retailer 5HK$12,593 HKD
Retailer 11HK$15,544 HKD
Retailer 10HK$20,948 HKD
Brilliant EarthHK$23,302 HKD

15 data points across 13 retailers

12 retailersHK$4,318 HKD to HK$23,302 HKD

A
Cheapest Retailer
-
HK$4,318 HKD
A
Retailer 2
-
HK$5,100 HKD
$650 USD
View
Retailer 3
-
HK$5,424 HKD
£544 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$6,047 HKD
€734 EUR
View
B+
Retailer 5
-
HK$6,253 HKD
$797 USD
View
A
Retailer 6
-
HK$6,467 HKD
£649 GBP
View
B+
Retailer 7
-
HK$9,493 HKD
$1,210 USD
View
B+
Retailer 8
-
HK$12,255 HKD
$1,562 USD
View
B+
Retailer 9
-
HK$12,593 HKD
SGD 2,169 SGD
View
Retailer 10
-
HK$15,544 HKD
£1,560 GBP
View
Price last confirmed 10 days ago
B
Retailer 11
-
HK$20,948 HKD
$2,670 USD
View
Most Expensive
B
Brilliant Earth
21831554A · Oct 31
HK$23,302 HKD
$2,970 USD
View
11 more retailers have this diamond
Prices start from HK$4,318 HKDSave up to HK$18,983 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
3.06ct Marquise
HK$4,318 HKD