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Marquise|Lab Grown|IGI

1.56ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG647448860

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG647448860

Diamond specifications and retailer prices

From $318 USD
As of October 28, 2026
Save $2,062 USD (87%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $2,380 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647448860 or 647448860. Listed at 30 retailers as of October 28, 2026, with prices from $318 to $2,380, a $2,062 spread on the same certified stone. Do Amore Diamonds lists it at $2,380. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647448860
Dimensions11.76 × 6.04 × 3.84 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.76 mm6.04 mm1.56 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647448860
Side View
Table 60.0%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.6%

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 28
Current: $2,380 USD|Low: $268 USD|High: $2,380 USD|Avg: $938 USD
Do Amore Diamonds
Retailer 2
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Retailer 22
October 29, 2026
Retailer 10$268 USD
Retailer 21$318 USD
Retailer 8$332 USD
Retailer 9$436 USD
Retailer 18$440 USD
Retailer 6$499 USD
Retailer 5$518 USD
Retailer 3$596 USD
Retailer 2$603 USD
Retailer 16$630 USD
Retailer 17$646 USD
Retailer 11$824 USD
Retailer 13$853 USD
Retailer 22$1,021 USD
Retailer 15$1,140 USD
Retailer 14$1,144 USD
Retailer 7$1,344 USD
Retailer 19$1,380 USD
Retailer 4$1,408 USD
Retailer 12$1,436 USD
Retailer 20$1,477 USD
Do Amore Diamonds$2,380 USD

36 data points across 22 retailers

30 retailers$318 USD to $2,380 USD

A
Retailer 1
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$268 USD
Price last confirmed 21 days ago
A
Retailer 2
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$318 USD
View
Final sale: no returns
A
Retailer 3
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$332 USD
View
Price last confirmed 20 days ago
A
Retailer 4
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$332 USD
View
Price last confirmed 18 days ago
A
Retailer 5
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$338 USD
View
Price last confirmed 29 days ago
A
Retailer 6
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$392 USD
View
Price last confirmed 30 days ago
A
Retailer 7
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$414 USD
View
Price last confirmed 30 days ago
A
Retailer 8
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$436 USD
View
A
Retailer 9
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$440 USD
View
A
Retailer 10
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$499 USD
HK$3,900 HKD
View
A
Retailer 11
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$518 USD
View
A
Retailer 12
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$596 USD
View
A
Retailer 13
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$603 USD
€574 EUR
View
A
Retailer 14
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$630 USD
ZAR 10,179 ZAR
View
A
Retailer 15
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$646 USD
£509 GBP
View
B+
Retailer 16
-
$824 USD
View
B+
Retailer 17
-
$853 USD
A$1,312 AUD
View
B+
Retailer 18
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$1,021 USD
View
B
Retailer 19
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$1,140 USD
View
B+
Retailer 20
-
$1,144 USD
A$1,760 AUD
View
Price last confirmed 21 days ago
B
Retailer 21
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$1,179 USD
View
Price last confirmed 18 days ago
B
Retailer 22
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$1,179 USD
View
B
Retailer 23
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$1,205 USD
View
Price last confirmed 31 days ago
B
Retailer 24
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$1,344 USD
View
B
Retailer 25
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$1,380 USD
View
B
Retailer 26
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$1,408 USD
View
B
Retailer 27
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$1,436 USD
SGD 1,941 SGD
View
B
Retailer 28
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$1,477 USD
£1,163 GBP
View
B
Retailer 29
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$1,488 USD
View
Price last confirmed 28 days ago
Most Expensive
B
Do Amore Diamonds
27-741E57597 · Oct 29
$2,380 USD
View
29 more retailers have this diamond
Prices start from $318 USDSave up to $2,062 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
$318 USD