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Marquise|Lab Grown|IGI

1.55ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG776614947

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG776614947

Diamond specifications and retailer prices

From HK$3,287 HKD
As of November 4, 2026
Save HK$15,071 HKD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$18,358 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 LG776614947 or 776614947. Listed at 10 retailers as of November 4, 2026, with prices from HK$3,287 to HK$18,358, a HK$15,071 spread on the same certified stone. Brilliant Earth lists it at HK$18,358. 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 angle33.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776614947
Dimensions12.14 × 6.14 × 3.80 mm
L/W Ratio1.98
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.14 mm6.14 mm1.55 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776614947
Side View
Table 58.0%Crown 33.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.9%

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$18,358 HKD|Low: HK$3,287 HKD|High: HK$18,358 HKD|Avg: HK$6,952 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 7HK$3,287 HKD
Retailer 6HK$4,283 HKD
Retailer 2HK$4,589 HKD
Retailer 8HK$4,707 HKD
Retailer 9HK$5,154 HKD
Retailer 10HK$8,881 HKD
Retailer 4HK$9,414 HKD
Retailer 5HK$10,097 HKD
Retailer 3HK$10,544 HKD
Brilliant EarthHK$18,358 HKD

44 data points across 10 retailers

10 retailersHK$3,287 HKD to HK$18,358 HKD

B+
Cheapest Retailer
-
HK$3,287 HKD
Retailer 2
-
HK$4,283 HKD
View
Price last confirmed 8 days ago
A
Retailer 3
-
HK$4,589 HKD
View
A
Retailer 4
-
HK$4,707 HKD
View
A
Retailer 5
-
HK$5,154 HKD
View
B+
Retailer 6
-
HK$8,881 HKD
View
B
Retailer 7
-
HK$9,414 HKD
View
B
Retailer 8
-
HK$10,097 HKD
View
B
Retailer 9
-
HK$10,544 HKD
View
Most Expensive
B
Brilliant Earth
17812266A · Nov 4
HK$18,358 HKD
$2,340 USD
View
9 more retailers have this diamond
Prices start from HK$3,287 HKDSave up to HK$15,071 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$3,287 HKD