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Marquise|Lab Grown|IGI

1.29ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG816620520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816620520

Diamond specifications and retailer prices

From HK$1,749 HKD
As of November 4, 2026
Save HK$8,183 HKD (82%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: HK$12,552 HKD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.29ct lab-grown marquise diamond

This 1.29ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816620520 or 816620520. Listed at 24 retailers as of November 4, 2026, with a 468% 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

1.29
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816620520
Dimensions11.75 × 5.56 × 3.42 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.75 mm5.56 mm1.29 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816620520
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 61.5%

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$3,993 HKD|Low: HK$1,679 HKD|High: HK$9,932 HKD|Avg: HK$4,739 HKD|+1.4%
Retailer 1
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 5, 2026
Retailer 6HK$1,749 HKD
Retailer 4HK$1,953 HKD
Retailer 7HK$2,165 HKD
Retailer 8HK$2,644 HKD
Retailer 2HK$2,918 HKD
Retailer 12HK$3,499 HKD
Retailer 10HK$3,734 HKD
Retailer 1HK$3,993 HKD
Retailer 14HK$4,425 HKD
Retailer 9HK$5,296 HKD
Retailer 13HK$5,327 HKD
Retailer 3HK$6,982 HKD
Retailer 15HK$8,245 HKD
Retailer 11HK$8,685 HKD
Retailer 5HK$9,932 HKD

36 data points across 15 retailers

24 retailersHK$1,749 HKD to HK$9,932 HKD

A
Cheapest Retailer
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HK$1,749 HKD
A
Retailer 2
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HK$1,953 HKD
View
Final sale: no returns
A
Retailer 3
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HK$2,024 HKD
View
Retailer 4
-
HK$2,165 HKD
View
Price last confirmed 11 days ago
A
Retailer 5
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HK$2,165 HKD
View
A
Retailer 6
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HK$2,644 HKD
View
B+
Retailer 7
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HK$2,918 HKD
View
A
Retailer 8
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HK$3,499 HKD
View
A
Retailer 9
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HK$3,734 HKD
View
A
Retailer 10
-
HK$3,993 HKD
View
A
Retailer 11
-
HK$4,425 HKD
View
A
Retailer 12
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HK$4,448 HKD
View
B+
Retailer 13
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HK$4,676 HKD
View
B+
Retailer 14
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HK$4,919 HKD
View
B+
Retailer 15
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HK$5,296 HKD
View
B+
Retailer 16
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HK$5,327 HKD
View
B+
Retailer 17
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HK$6,967 HKD
View
B+
Retailer 18
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HK$6,982 HKD
View
B+
Retailer 19
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HK$7,374 HKD
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B
Retailer 20
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HK$7,469 HKD
View
B+
Retailer 21
-
HK$8,245 HKD
View
B+
Retailer 22
-
HK$8,685 HKD
View
B
Retailer 23
-
HK$9,932 HKD
View
Most Expensive
Brilliant Earth
20767830A · Sep 28
HK$12,552 HKD
$1,600 USD
View
Price last confirmed 37 days ago
23 more retailers have this diamond
Prices start from HK$1,749 HKDSave up to HK$8,183 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
1.29ct Marquise
HK$1,749 HKD