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Marquise|Lab Grown|IGI

1.56ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG816618739

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG816618739

Diamond specifications and retailer prices

From $271 USD
As of October 27, 2026
Save $1,952 USD (88%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $2,223 USD at Queensmith · As of October 27, 2026
View at Queensmith

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG816618739 or 816618739. Listed at 27 retailers as of October 27, 2026, with prices from $271 to $2,223, a $1,952 spread on the same certified stone. Queensmith lists it at $2,223. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816618739
Dimensions12.37 × 5.87 × 3.66 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.37 mm5.87 mm1.56 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816618739
Side View
Table 57.0%Crown 35.2°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
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: $588 USD|Low: $260 USD|High: $1,930 USD|Avg: $859 USD|-0.3%
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Retailer 22
October 29, 2026
Retailer 22$271 USD
Retailer 15$302 USD
Retailer 4$335 USD
Retailer 8$452 USD
Retailer 17$495 USD
Retailer 18$571 USD
Retailer 12$576 USD
Retailer 1$588 USD
Retailer 11$599 USD
Retailer 5$642 USD
Retailer 7$664 USD
Retailer 14$707 USD
Retailer 16$780 USD
Retailer 20$858 USD
Retailer 21$1,081 USD
Retailer 10$1,129 USD
Retailer 6$1,291 USD
Retailer 13$1,311 USD
Retailer 19$1,346 USD
Retailer 2$1,387 USD
Retailer 9$1,419 USD
Retailer 3$1,870 USD

35 data points across 22 retailers

27 retailers$271 USD to $2,223 USD

A
Cheapest Retailer
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$271 USD
A
Retailer 2
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$302 USD
View
Final sale: no returns
A
Retailer 3
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$314 USD
View
A
Retailer 4
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$335 USD
View
A
Retailer 5
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$336 USD
View
B+
Retailer 6
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$452 USD
View
A
Retailer 7
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$495 USD
View
A
Retailer 8
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$571 USD
€544 EUR
View
A
Retailer 9
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$576 USD
ZAR 9,313 ZAR
View
A
Retailer 10
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$588 USD
£463 GBP
View
A
Retailer 11
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$599 USD
View
A
Retailer 12
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$642 USD
A$988 AUD
View
A
Retailer 13
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$664 USD
View
A
Retailer 14
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$707 USD
View
A
Retailer 15
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$780 USD
A$1,200 AUD
View
B+
Retailer 16
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$858 USD
View
B+
Retailer 17
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$1,079 USD
View
B+
Retailer 18
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$1,081 USD
SGD 1,461 SGD
View
B+
Retailer 19
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$1,129 USD
View
B+
Retailer 20
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$1,291 USD
View
B
Retailer 21
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$1,311 USD
£1,032 GBP
View
B+
Retailer 22
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$1,346 USD
£1,060 GBP
View
Retailer 23
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$1,387 USD
A$2,134 AUD
View
Price last confirmed 24 days ago
B
Retailer 24
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$1,419 USD
View
Retailer 25
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$1,437 USD
View
Price last confirmed 74 days ago
B
Retailer 26
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$1,870 USD
View
Most Expensive
B
Queensmith
LG816618739 · Oct 27
$2,223 USD
£1,750 GBP
View
26 more retailers have this diamond
Prices start from $271 USDSave up to $1,952 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
$271 USD