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Marquise|Lab Grown|IGI

1.03ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG512205222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG512205222

Diamond specifications and retailer prices

From HK$6,810 HKD
As of November 4, 2026
Save HK$7,697 HKD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$21,762 HKD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205222 or 512205222. Listed at 16 retailers as of October 29, 2026, with a 113% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205222
Dimensions10.08 × 5.35 × 3.37 mm
L/W Ratio1.88
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.08 mm5.35 mm1.03 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205222
Side View
Table 59.0%Crown 37.1°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$21,762 HKD|Low: HK$6,536 HKD|High: HK$29,987 HKD|Avg: HK$13,646 HKD
Flawless Fine Jewelry
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
November 4, 2026
Retailer 12HK$6,810 HKD
Retailer 4HK$7,406 HKD
Retailer 6HK$7,626 HKD
Retailer 13HK$7,767 HKD
Retailer 5HK$7,893 HKD
Retailer 14HK$7,893 HKD
Retailer 7HK$9,258 HKD
Retailer 2HK$12,020 HKD
Retailer 15HK$12,687 HKD
Retailer 10HK$14,507 HKD
Retailer 11HK$18,147 HKD
Retailer 8HK$20,572 HKD
Flawless Fine JewelryHK$21,762 HKD
Retailer 3HK$22,196 HKD
Retailer 9HK$29,751 HKD

45 data points across 15 retailers

16 retailersHK$6,810 HKD to HK$14,507 HKD

B
Cheapest Retailer
-
HK$6,810 HKD
B
Retailer 2
-
HK$7,406 HKD
View
B
Retailer 3
-
HK$7,626 HKD
View
Final sale: no returns
B
Retailer 4
-
HK$7,767 HKD
View
B
Retailer 5
-
HK$7,893 HKD
View
Retailer 6
-
HK$7,893 HKD
View
Price last confirmed 18 days ago
B
Retailer 7
-
HK$9,258 HKD
View
B
Retailer 8
-
HK$12,020 HKD
View
B
Retailer 9
-
HK$12,687 HKD
View
B
Retailer 10
-
HK$14,507 HKD
View
Retailer 11
-
HK$18,147 HKD
View
Price under review
Retailer 12
-
HK$20,572 HKD
View
Price under review
Most Expensive
Flawless Fine Jewelry
E730EDB99 · Nov 4
HK$21,762 HKD
£2,184 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$6,810 HKDSave up to HK$7,697 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.

B
1.03ct Marquise
HK$6,810 HKD