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Marquise|Lab Grown|IGI

1.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG816687418

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816687418

Diamond specifications and retailer prices

From HK$3,805 HKD
As of November 6, 2026
Save HK$14,631 HKD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$18,436 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816687418 or 816687418. Listed at 15 retailers as of November 4, 2026, with prices from HK$3,805 to HK$18,436, a HK$14,631 spread on the same certified stone. Brilliant Earth lists it at HK$18,436. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816687418
Dimensions11.64 × 6.14 × 3.83 mm
L/W Ratio1.90
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.64 mm6.14 mm1.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816687418
Side View
Table 59.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.4%

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 6
Current: HK$18,436 HKD|Low: HK$3,805 HKD|High: HK$18,436 HKD|Avg: HK$8,256 HKD
Brilliant Earth
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
November 5, 2026
Retailer 16HK$3,805 HKD
Retailer 4HK$3,844 HKD
Retailer 6HK$4,205 HKD
Retailer 15HK$4,519 HKD
Retailer 7HK$5,146 HKD
Retailer 14HK$5,562 HKD
Retailer 13HK$5,798 HKD
Retailer 11HK$6,245 HKD
Retailer 2HK$6,480 HKD
Retailer 10HK$8,449 HKD
Retailer 3HK$9,689 HKD
Retailer 12HK$10,709 HKD
Retailer 5HK$11,650 HKD
Retailer 8HK$12,866 HKD
Retailer 9HK$14,114 HKD
Brilliant EarthHK$18,436 HKD

38 data points across 16 retailers

15 retailersHK$3,805 HKD to HK$18,436 HKD

A
Cheapest Retailer
-
HK$3,805 HKD
A
Retailer 2
-
HK$4,205 HKD
View
A
Retailer 3
-
HK$4,519 HKD
View
A
Retailer 4
-
HK$5,146 HKD
View
Retailer 5
-
HK$5,562 HKD
View
Price last confirmed 10 days ago
B+
Retailer 6
-
HK$5,798 HKD
View
B+
Retailer 7
-
HK$6,245 HKD
View
B+
Retailer 8
-
HK$6,480 HKD
View
B+
Retailer 9
-
HK$8,449 HKD
View
B
Retailer 10
-
HK$9,689 HKD
View
B
Retailer 11
-
HK$10,709 HKD
View
B
Retailer 12
-
HK$11,650 HKD
View
B
Retailer 13
-
HK$12,866 HKD
View
B
Retailer 14
-
HK$14,114 HKD
View
Most Expensive
B
Brilliant Earth
20697220A · Nov 4
HK$18,436 HKD
$2,350 USD
View
14 more retailers have this diamond
Prices start from HK$3,805 HKDSave up to HK$14,631 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
1.55ct Marquise
HK$3,805 HKD