Marquise|Lab Grown|IGI

1.50ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG844601398

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844601398

Diamond specifications and retailer prices

From $349 USD
£275 GBP
As of October 26, 2026
Save $732 USD (68%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,222 USD at With Clarity · As of October 25, 2026
View at With Clarity

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844601398 or 844601398. Listed at 20 retailers as of October 26, 2026, with a 209% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844601398
Dimensions12.06 × 6.15 × 3.57 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.06 mm6.15 mm1.50 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844601398
Side View
Table 61.0%Crown 31.3°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 58.0%

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: Oct 26
Current: $497 USD|Low: $241 USD|High: $1,222 USD|Avg: $704 USD
Retailer 1
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
With Clarity
October 28, 2026
Retailer 3$241 USD
Retailer 4$279 USD
Retailer 8$299 USD
Retailer 15$299 USD
Retailer 13$349 USD
Retailer 14$496 USD
Retailer 1$497 USD
Retailer 11$504 USD
Retailer 18$505 USD
Retailer 12$548 USD
Retailer 10$624 USD
Retailer 17$696 USD
Retailer 16$910 USD
Retailer 7$960 USD
Retailer 2$963 USD
Retailer 6$965 USD
Retailer 5$1,012 USD
Retailer 19$1,081 USD
Retailer 9$1,210 USD
With Clarity$1,222 USD

14 data points across 20 retailers

20 retailers$349 USD to $1,081 USD

Retailer 1
-
$241 USD
Price last confirmed 9 days ago
Retailer 2
-
$279 USD
View
Price last confirmed 8 days ago
Retailer 3
-
$299 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$299 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$349 USD
£275 GBP
View
Retailer 6
-
$496 USD
€472 EUR
View
Price last confirmed 7 days ago
A
Retailer 7
-
$497 USD
View
A
Retailer 8
-
$504 USD
View
Retailer 9
-
$505 USD
ZAR 8,160 ZAR
View
Price last confirmed 9 days ago
A
Retailer 10
-
$548 USD
£431 GBP
View
Retailer 11
-
$624 USD
View
Price last confirmed 7 days ago
Retailer 12
-
$696 USD
A$1,070 AUD
View
Price last confirmed 8 days ago
Retailer 13
-
$910 USD
View
Price last confirmed 7 days ago
Retailer 14
-
$960 USD
View
Price last confirmed 7 days ago
B+
Retailer 15
-
$963 USD
View
B+
Retailer 16
-
$965 USD
SGD 1,304 SGD
View
B
Retailer 17
-
$1,012 USD
View
B
Retailer 18
-
$1,081 USD
View
Retailer 19
-
$1,210 USD
£953 GBP
View
Price last confirmed 17 days ago
Most Expensive
With Clarity
844601398 · Oct 25
$1,222 USD
View
Price last confirmed 7 days ago
19 more retailers have this diamond
Prices start from $349 USDSave up to $732 USD

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
$349 USD