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Marquise|Lab Grown|IGI

3.01ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG720516346

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG720516346

Diamond specifications and retailer prices

From HK$3,335 HKD
$425 USD
As of November 1, 2026
Save HK$22,165 HKD (87%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$25,500 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.01ct lab-grown marquise diamond

This 3.01ct lab-grown marquise sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG720516346 or 720516346. Listed at 12 retailers as of November 1, 2026, with prices from HK$3,335 to HK$25,500, a HK$22,165 spread on the same certified stone. Do Amore Diamonds lists it at HK$25,500. 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

3.01
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720516346
Dimensions15.40 × 7.53 × 4.45 mm
L/W Ratio2.05
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.. Type IIa. Indications of post-growth treatment.
Top View
15.40 mm7.53 mm3.01 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720516346
Side View
Table 61.0%Crown 34.5°Girdle: ThickPavilion 37.9°Culet: NoneDepth 59.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$25,500 HKD|Low: HK$3,335 HKD|High: HK$25,500 HKD|Avg: HK$12,392 HKD
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
November 2, 2026
Retailer 7HK$3,335 HKD
Retailer 9HK$5,296 HKD
Retailer 11HK$5,500 HKD
Retailer 2HK$5,605 HKD
Retailer 4HK$6,214 HKD
Retailer 10HK$7,085 HKD
Retailer 6HK$7,530 HKD
Retailer 8HK$12,749 HKD
Retailer 3HK$14,457 HKD
Retailer 5HK$15,866 HKD
Retailer 12HK$16,006 HKD
Retailer 13HK$21,577 HKD
Do Amore DiamondsHK$25,500 HKD

7 data points across 13 retailers

12 retailersHK$3,335 HKD to HK$25,500 HKD

A
Cheapest Retailer
-
HK$3,335 HKD
$425 USD
A
Retailer 2
-
HK$5,296 HKD
$675 USD
View
B+
Retailer 3
-
HK$5,500 HKD
$701 USD
View
A
Retailer 4
-
HK$5,605 HKD
£562 GBP
View
A
Retailer 5
-
HK$6,214 HKD
$792 USD
View
A
Retailer 6
-
HK$7,085 HKD
$903 USD
View
A
Retailer 7
-
HK$7,530 HKD
£756 GBP
View
B+
Retailer 8
-
HK$12,749 HKD
CA$2,257 CAD
View
B
Retailer 9
-
HK$15,866 HKD
$2,022 USD
View
B
Retailer 10
-
HK$16,006 HKD
$2,040 USD
View
B
Retailer 11
-
HK$21,577 HKD
$2,750 USD
View
Most Expensive
B
Do Amore Diamonds
25-479102-023 · Nov 2
HK$25,500 HKD
$3,250 USD
View
11 more retailers have this diamond
Prices start from HK$3,335 HKDSave up to HK$22,165 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
3.01ct Marquise
HK$3,335 HKD