Marquise|Lab Grown|IGI

1.56ct G VVS1 Marquise Lab Grown Diamond

ID • G/VVS1 • IGI LG816606279

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816606279

Diamond specifications and retailer prices

From $571 USD
€544 EUR
As of October 27, 2026
Save $819 USD (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,919 USD at Helzberg Diamonds · As of October 25, 2026
View at Helzberg Diamonds

About this 1.56ct lab-grown marquise diamond

This 1.56ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816606279 or 816606279. Listed at 22 retailers as of October 27, 2026, with a 143% 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

1.56
Carat
G
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816606279
Dimensions12.14 × 6.00 × 3.61 mm
L/W Ratio2.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.14 mm6.00 mm1.56 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816606279
Side View
Table 63.0%Crown 34.9°Girdle: MED-STKPavilion 38.8°Culet: NoneDepth 60.2%

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 27
Current: $571 USD|Low: $246 USD|High: $1,390 USD|Avg: $729 USD|+6.3%
Retailer 1
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Retailer 21
October 27, 2026
Retailer 3$259 USD
Retailer 11$300 USD
Retailer 6$321 USD
Retailer 9$321 USD
Retailer 2$341 USD
Retailer 19$480 USD
Retailer 7$535 USD
Retailer 18$543 USD
Retailer 1$571 USD
Retailer 5$586 USD
Retailer 12$593 USD
Retailer 13$682 USD
Retailer 17$753 USD
Retailer 20$850 USD
Retailer 4$1,031 USD
Retailer 21$1,075 USD
Retailer 10$1,083 USD
Retailer 15$1,251 USD
Retailer 16$1,288 USD
Retailer 8$1,381 USD
Retailer 14$1,390 USD

30 data points across 21 retailers

22 retailers$571 USD to $1,390 USD

Retailer 1
-
$259 USD
Price last confirmed 9 days ago
Retailer 2
-
$300 USD
View
Price last confirmed 8 days ago
Retailer 3
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$321 USD
View
Price last confirmed 8 days ago
Retailer 4
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$321 USD
View
Price last confirmed 7 days ago
Retailer 5
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$480 USD
View
Price last confirmed 7 days ago
Retailer 6
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$535 USD
View
Price last confirmed 7 days ago
Retailer 7
-
$543 USD
ZAR 8,765 ZAR
View
Price last confirmed 9 days ago
A
Retailer 8
-
$571 USD
€544 EUR
View
Retailer 9
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$586 USD
View
Price last confirmed 8 days ago
Retailer 10
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$593 USD
£467 GBP
View
Price last confirmed 7 days ago
Retailer 11
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$682 USD
View
Price last confirmed 7 days ago
Retailer 12
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$753 USD
A$1,159 AUD
View
Price last confirmed 8 days ago
Retailer 13
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$850 USD
View
Price last confirmed 7 days ago
Retailer 14
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$1,031 USD
View
Price last confirmed 8 days ago
Retailer 15
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$1,075 USD
View
Price last confirmed 15 days ago
Retailer 16
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$1,083 USD
View
Price last confirmed 7 days ago
Retailer 17
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$1,251 USD
View
Price last confirmed 7 days ago
Retailer 18
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$1,288 USD
£1,014 GBP
View
Price last confirmed 8 days ago
Retailer 19
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$1,381 USD
View
Price last confirmed 8 days ago
B
Retailer 20
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$1,390 USD
View
Retailer 21
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$1,390 USD
View
Price last confirmed 8 days ago
Most Expensive
Helzberg Diamonds
ZXZOHMMGMINP · Oct 25
$1,919 USD
View
Price last confirmed 8 days ago
21 more retailers have this diamond
Prices start from $571 USDSave up to $819 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
1.56ct Marquise
$571 USD