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Marquise|Lab Grown|IGI

1.50ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • IGI LG850630371

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850630371

Diamond specifications and retailer prices

From HK$1,993 HKD
$254 USD
As of November 2, 2026
Save HK$11,785 HKD (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$13,778 HKD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.5ct lab-grown marquise diamond

This 1.5ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850630371 or 850630371. Listed at 19 retailers as of November 1, 2026, with prices from HK$1,993 to HK$13,778, a HK$11,785 spread on the same certified stone. Helzberg Diamonds lists it at HK$13,778. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850630371
Dimensions11.90 × 6.04 × 3.67 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.90 mm6.04 mm1.50 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850630371
Side View
Table 56.0%Crown 30°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

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 2
Current: HK$13,778 HKD|Low: HK$1,993 HKD|High: HK$13,778 HKD|Avg: HK$6,292 HKD
Helzberg Diamonds
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
November 2, 2026
Retailer 15HK$1,993 HKD
Retailer 17HK$2,479 HKD
Retailer 5HK$2,812 HKD
Retailer 2HK$2,893 HKD
Retailer 9HK$3,335 HKD
Retailer 18HK$3,727 HKD
Retailer 16HK$4,064 HKD
Retailer 12HK$4,275 HKD
Retailer 11HK$4,721 HKD
Retailer 3HK$5,124 HKD
Retailer 14HK$7,603 HKD
Retailer 4HK$7,956 HKD
Retailer 10HK$8,123 HKD
Retailer 8HK$8,362 HKD
Retailer 7HK$9,737 HKD
Retailer 13HK$9,925 HKD
Retailer 6HK$10,200 HKD
Helzberg DiamondsHK$13,778 HKD

6 data points across 18 retailers

19 retailersHK$1,993 HKD to HK$13,778 HKD

A
Cheapest Retailer
-
HK$1,993 HKD
$254 USD
A
Retailer 2
-
HK$2,479 HKD
$316 USD
View
A
Retailer 3
-
HK$2,812 HKD
View
A
Retailer 4
-
HK$2,893 HKD
£290 GBP
View
B+
Retailer 5
-
HK$3,335 HKD
$425 USD
View
A
Retailer 6
-
HK$3,727 HKD
$475 USD
View
A
Retailer 7
-
HK$4,064 HKD
$518 USD
View
A
Retailer 8
-
HK$4,275 HKD
ZAR 8,802 ZAR
View
A
Retailer 9
-
HK$4,721 HKD
£474 GBP
View
A
Retailer 10
-
HK$5,124 HKD
$653 USD
View
B+
Retailer 11
-
HK$7,603 HKD
$969 USD
View
B+
Retailer 12
-
HK$7,956 HKD
$1,014 USD
View
B
Retailer 13
-
HK$8,123 HKD
SGD 1,399 SGD
View
B
Retailer 14
-
HK$8,362 HKD
$1,066 USD
View
B
Retailer 15
-
HK$9,737 HKD
$1,241 USD
View
B
Retailer 16
-
HK$9,925 HKD
£996 GBP
View
B
Retailer 17
-
HK$10,200 HKD
$1,300 USD
View
B
Retailer 18
-
HK$13,025 HKD
$1,660 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOLGMJGJNH · Nov 1
HK$13,778 HKD
$1,756 USD
View
18 more retailers have this diamond
Prices start from HK$1,993 HKDSave up to HK$11,785 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
1.50ct Marquise
HK$1,993 HKD