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Marquise|Lab Grown|IGI

4.77ct G SI1 Marquise Lab Grown Diamond

ID • G/SI1 • IGI LG650487530

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG650487530

Diamond specifications and retailer prices

From HK$4,747 HKD
$605 USD
As of November 2, 2026
Save HK$21,497 HKD (82%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$26,244 HKD at Adiamor · As of November 2, 2026
View at Adiamor

About this 4.77ct lab-grown marquise diamond

This 4.77ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650487530 or 650487530. Listed at 13 retailers as of November 2, 2026, with prices from HK$4,747 to HK$26,244, a HK$21,497 spread on the same certified stone. Adiamor lists it at HK$26,244. 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

4.77
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650487530
Dimensions17.82 × 8.83 × 5.33 mm
L/W Ratio2.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.82 mm8.83 mm4.77 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650487530
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.4%

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$26,244 HKD|Low: HK$4,747 HKD|High: HK$54,057 HKD|Avg: HK$16,752 HKD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 13HK$4,747 HKD
Retailer 6HK$5,319 HKD
Retailer 11HK$5,572 HKD
Retailer 14HK$5,892 HKD
Retailer 17HK$6,528 HKD
Retailer 15HK$6,904 HKD
Retailer 16HK$8,646 HKD
Retailer 4HK$9,030 HKD
Retailer 2HK$9,142 HKD
Retailer 7HK$11,920 HKD
Retailer 12HK$14,617 HKD
Retailer 3HK$15,487 HKD
Retailer 10HK$25,568 HKD
Retailer 5HK$25,695 HKD
AdiamorHK$26,244 HKD
Retailer 8HK$41,422 HKD
Retailer 9HK$54,057 HKD

6 data points across 17 retailers

13 retailersHK$4,747 HKD to HK$26,244 HKD

A
Cheapest Retailer
-
HK$4,747 HKD
$605 USD
A
Retailer 2
-
HK$5,319 HKD
$678 USD
View
A
Retailer 3
-
HK$5,572 HKD
£559 GBP
View
A
Retailer 4
-
HK$5,892 HKD
$751 USD
View
A
Retailer 5
-
HK$6,528 HKD
View
A
Retailer 6
-
HK$6,904 HKD
$880 USD
View
A
Retailer 7
-
HK$8,646 HKD
$1,102 USD
View
B+
Retailer 8
-
HK$9,030 HKD
$1,151 USD
View
A
Retailer 9
-
HK$9,142 HKD
£917 GBP
View
B+
Retailer 10
-
HK$14,617 HKD
$1,863 USD
View
B
Retailer 11
-
HK$15,487 HKD
$1,974 USD
View
B
Retailer 12
-
HK$25,568 HKD
£2,566 GBP
View
Most Expensive
B
Adiamor
D-82834320 · Nov 2
HK$26,244 HKD
$3,345 USD
View
12 more retailers have this diamond
Prices start from HK$4,747 HKDSave up to HK$21,497 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
4.77ct Marquise
HK$4,747 HKD