CaratHunter
Plans
Marquise|Lab Grown|IGI

1.51ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG818682378

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818682378

Diamond specifications and retailer prices

From HK$1,928 HKD
As of November 6, 2026
Save HK$10,298 HKD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$12,226 HKD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.51ct lab-grown marquise diamond

This 1.51ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818682378 or 818682378. Listed at 22 retailers as of November 3, 2026, with prices from HK$1,928 to HK$12,226, a HK$10,298 spread on the same certified stone. Brilliant Earth lists it at HK$12,226. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818682378
Dimensions11.58 × 6.02 × 3.76 mm
L/W Ratio1.92
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.58 mm6.02 mm1.51 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818682378
Side View
Table 60.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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 6
Current: HK$12,226 HKD|Low: HK$1,928 HKD|High: HK$12,226 HKD|Avg: HK$5,063 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
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 10HK$1,928 HKD
Retailer 11HK$2,147 HKD
Retailer 6HK$2,234 HKD
Retailer 3HK$2,390 HKD
Retailer 5HK$2,390 HKD
Retailer 13HK$2,641 HKD
Retailer 14HK$3,684 HKD
Retailer 21HK$4,021 HKD
Retailer 2HK$4,044 HKD
Retailer 7HK$4,146 HKD
Retailer 15HK$4,491 HKD
Retailer 20HK$4,938 HKD
Retailer 16HK$5,588 HKD
Retailer 18HK$6,152 HKD
Retailer 8HK$7,414 HKD
Retailer 19HK$7,508 HKD
Retailer 4HK$7,673 HKD
Retailer 12HK$7,696 HKD
Retailer 9HK$8,080 HKD
Retailer 17HK$9,562 HKD
Brilliant EarthHK$12,226 HKD

27 data points across 21 retailers

22 retailersHK$1,928 HKD to HK$12,226 HKD

A
Cheapest Retailer
-
HK$1,928 HKD
A
Retailer 2
-
HK$2,147 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,234 HKD
View
Retailer 4
-
HK$2,390 HKD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$2,390 HKD
View
A
Retailer 6
-
HK$2,641 HKD
View
Retailer 7
-
HK$3,684 HKD
View
Price last confirmed 16 days ago
A
Retailer 8
-
HK$4,021 HKD
View
A
Retailer 9
-
HK$4,044 HKD
View
A
Retailer 10
-
HK$4,146 HKD
View
A
Retailer 11
-
HK$4,491 HKD
View
A
Retailer 12
-
HK$4,938 HKD
View
A
Retailer 13
-
HK$5,588 HKD
View
B+
Retailer 14
-
HK$6,152 HKD
View
B+
Retailer 15
-
HK$7,414 HKD
View
Retailer 16
-
HK$7,508 HKD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
HK$7,673 HKD
View
B+
Retailer 18
-
HK$7,696 HKD
View
B+
Retailer 19
-
HK$8,080 HKD
View
B
Retailer 20
-
HK$9,405 HKD
View
B+
Retailer 21
-
HK$9,562 HKD
View
Most Expensive
B
Brilliant Earth
22456296A · Nov 3
HK$12,226 HKD
$1,560 USD
View
21 more retailers have this diamond
Prices start from HK$1,928 HKDSave up to HK$10,298 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
1.51ct Marquise
HK$1,928 HKD