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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 €226 EUR
$254 USD
As of November 2, 2026
Save €1,339 EUR (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,566 EUR at Helzberg Diamonds · As of November 3, 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 2, 2026, with prices from €226 to €1,566, a €1,339 spread on the same certified stone. Helzberg Diamonds lists it at €1,566. 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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,566 EUR|Low: €226 EUR|High: €1,566 EUR|Avg: €713 EUR
Helzberg Diamonds
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 18
November 3, 2026
Retailer 15€226 EUR
Retailer 17€282 EUR
Retailer 5€320 EUR
Retailer 11€329 EUR
Retailer 9€379 EUR
Retailer 18€424 EUR
Retailer 16€462 EUR
Retailer 12€486 EUR
Retailer 2€536 EUR
Retailer 3€582 EUR
Retailer 14€864 EUR
Retailer 4€904 EUR
Retailer 10€923 EUR
Retailer 8€950 EUR
Retailer 7€1,106 EUR
Retailer 13€1,128 EUR
Retailer 6€1,159 EUR
Helzberg Diamonds€1,566 EUR

7 data points across 18 retailers

19 retailers€226 EUR to €1,566 EUR

A
Cheapest Retailer
-
€226 EUR
$254 USD
A
Retailer 2
-
€282 EUR
$316 USD
View
A
Retailer 3
-
€320 EUR
HK$2,800 HKD
View
A
Retailer 4
-
€329 EUR
£290 GBP
View
B+
Retailer 5
-
€379 EUR
$425 USD
View
A
Retailer 6
-
€424 EUR
$475 USD
View
A
Retailer 7
-
€462 EUR
$518 USD
View
A
Retailer 8
-
€486 EUR
ZAR 8,802 ZAR
View
A
Retailer 9
-
€536 EUR
£474 GBP
View
A
Retailer 10
-
€582 EUR
$653 USD
View
B+
Retailer 11
-
€864 EUR
$969 USD
View
B+
Retailer 12
-
€904 EUR
$1,014 USD
View
B
Retailer 13
-
€923 EUR
SGD 1,399 SGD
View
B
Retailer 14
-
€950 EUR
$1,066 USD
View
B
Retailer 15
-
€1,106 EUR
$1,241 USD
View
B
Retailer 16
-
€1,128 EUR
£996 GBP
View
B
Retailer 17
-
€1,159 EUR
$1,300 USD
View
B
Retailer 18
-
€1,480 EUR
$1,660 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOLGMJGJNH · Nov 3
€1,566 EUR
$1,756 USD
View
18 more retailers have this diamond
Prices start from €226 EURSave up to €1,339 EUR

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
€226 EUR