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Marquise|Lab Grown|IGI

1.00ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG500144857

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG500144857

Diamond specifications and retailer prices

From HK$6,614 HKD
As of November 4, 2026
Save HK$7,477 HKD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$21,164 HKD at Flawless Fine Jewelry · As of November 4, 2026
View at Flawless Fine Jewelry

About this 1ct lab-grown marquise diamond

This 1ct 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 LG500144857 or 500144857. Listed at 16 retailers as of November 2, 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

1.00
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500144857
Dimensions10.53 × 5.23 × 3.03 mm
L/W Ratio2.01
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
10.53 mm5.23 mm1.00 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500144857
Side View
Table 62.5%Crown 34.3°Girdle: STK-THKPavilion 34.8°Culet: NoneDepth 57.9%

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$21,164 HKD|Low: HK$6,347 HKD|High: HK$29,100 HKD|Avg: HK$13,561 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
November 4, 2026
Retailer 11HK$6,614 HKD
Retailer 4HK$7,195 HKD
Retailer 5HK$7,406 HKD
Retailer 12HK$7,532 HKD
Retailer 13HK$7,673 HKD
Retailer 6HK$9,062 HKD
Retailer 2HK$11,675 HKD
Retailer 14HK$12,341 HKD
Retailer 7HK$14,091 HKD
Retailer 10HK$17,637 HKD
Retailer 9HK$19,991 HKD
Flawless Fine JewelryHK$21,164 HKD
Retailer 3HK$21,576 HKD
Retailer 8HK$28,755 HKD

45 data points across 14 retailers

16 retailersHK$6,614 HKD to HK$14,091 HKD

B
Cheapest Retailer
-
HK$6,614 HKD
B
Retailer 2
-
HK$7,195 HKD
View
B
Retailer 3
-
HK$7,406 HKD
View
Final sale: no returns
B
Retailer 4
-
HK$7,532 HKD
View
Retailer 5
-
HK$7,673 HKD
View
Price last confirmed 18 days ago
B
Retailer 6
-
HK$7,673 HKD
View
B
Retailer 7
-
HK$9,062 HKD
View
B
Retailer 8
-
HK$11,675 HKD
View
B
Retailer 9
-
HK$12,341 HKD
View
B
Retailer 10
-
HK$14,091 HKD
View
Retailer 11
-
HK$17,637 HKD
View
Price under review
Retailer 12
-
HK$19,991 HKD
View
Price under review
Most Expensive
Flawless Fine Jewelry
B2C327413 · Nov 4
HK$21,164 HKD
£2,124 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$6,614 HKDSave up to HK$7,477 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
1.00ct Marquise
HK$6,614 HKD