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Marquise|Lab Grown|IGI

1.00ct H VS1 Marquise Lab Grown Diamond

ID • H/VS1 • IGI LG499125803

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG499125803

Diamond specifications and retailer prices

From HK$5,664 HKD
As of November 4, 2026
Save HK$20,151 HKD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$25,815 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown marquise diamond

This 1ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG499125803 or 499125803. Listed at 15 retailers as of November 1, 2026, with prices from HK$5,664 to HK$25,815, a HK$20,151 spread on the same certified stone. MOH London lists it at HK$25,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499125803
Dimensions10.64 × 5.27 × 3.12 mm
L/W Ratio2.02
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
10.64 mm5.27 mm1.00 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499125803
Side View
Table 59.5%Crown 32.4°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 59.2%

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: Nov 4
Current: HK$25,815 HKD|Low: HK$4,150 HKD|High: HK$26,154 HKD|Avg: HK$12,671 HKD
MOH London
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 8HK$4,150 HKD
Retailer 13HK$5,664 HKD
Retailer 3HK$6,166 HKD
Retailer 4HK$6,339 HKD
Retailer 15HK$6,574 HKD
Retailer 14HK$7,453 HKD
Retailer 11HK$7,963 HKD
Retailer 7HK$10,324 HKD
Retailer 17HK$10,662 HKD
Retailer 2HK$12,074 HKD
Retailer 12HK$16,192 HKD
Retailer 10HK$17,126 HKD
Retailer 16HK$18,483 HKD
Retailer 9HK$18,821 HKD
Retailer 5HK$20,445 HKD
Retailer 6HK$20,578 HKD
MOH LondonHK$25,815 HKD

24 data points across 17 retailers

15 retailersHK$5,664 HKD to HK$25,815 HKD

A
Cheapest Retailer
-
HK$5,664 HKD
B+
Retailer 2
-
HK$6,166 HKD
View
B+
Retailer 3
-
HK$6,339 HKD
View
Final sale: no returns
Retailer 4
-
HK$6,574 HKD
View
Price last confirmed 19 days ago
B+
Retailer 5
-
HK$6,574 HKD
View
B+
Retailer 6
-
HK$7,453 HKD
View
B+
Retailer 7
-
HK$7,963 HKD
View
B
Retailer 8
-
HK$10,662 HKD
View
B
Retailer 9
-
HK$12,074 HKD
View
B
Retailer 10
-
HK$16,192 HKD
View
B
Retailer 11
-
HK$17,126 HKD
View
B
Retailer 12
-
HK$18,483 HKD
View
B
Retailer 13
-
HK$20,445 HKD
View
B
Retailer 14
-
HK$20,578 HKD
View
Most Expensive
B
MOH London
LG499125803 · Nov 1
HK$25,815 HKD
£2,591 GBP
View
14 more retailers have this diamond
Prices start from HK$5,664 HKDSave up to HK$20,151 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
1.00ct Marquise
HK$5,664 HKD