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Marquise|Lab Grown|IGI

1.56ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG851691670

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851691670

Diamond specifications and retailer prices

From $272 USD
As of November 2, 2026
Save $2,214 USD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,486 USD at Yadav Diamonds · As of November 2, 2026
View at Yadav 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG851691670 or 851691670. Listed at 17 retailers as of November 2, 2026, with prices from $272 to $2,486, a $2,214 spread on the same certified stone. Yadav Diamonds lists it at $2,486. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
F
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851691670
Dimensions11.90 × 6.04 × 3.82 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 mm1.56 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851691670
Side View
Table 64.0%Crown 34.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,406 USD|Low: $272 USD|High: $2,486 USD|Avg: $840 USD|-1.0%
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
Yadav Diamonds
November 3, 2026
Retailer 11$272 USD
Retailer 14$315 USD
Retailer 9$353 USD
Retailer 6$384 USD
Retailer 2$452 USD
Retailer 4$495 USD
Retailer 13$581 USD
Retailer 12$592 USD
Retailer 5$665 USD
Retailer 10$803 USD
Retailer 3$1,099 USD
Retailer 7$1,134 USD
Retailer 8$1,296 USD
Retailer 15$1,350 USD
Retailer 1$1,406 USD
Yadav Diamonds$2,486 USD

4 data points across 16 retailers

17 retailers$272 USD to $2,486 USD

A
Cheapest Retailer
-
$272 USD
A
Retailer 2
-
$315 USD
View
A
Retailer 3
-
$353 USD
£278 GBP
View
A
Retailer 4
-
$384 USD
HK$3,000 HKD
View
B+
Retailer 5
-
$452 USD
View
A
Retailer 6
-
$495 USD
View
A
Retailer 7
-
$581 USD
ZAR 9,386 ZAR
View
A
Retailer 8
-
$592 USD
£466 GBP
View
A
Retailer 9
-
$665 USD
View
B+
Retailer 10
-
$803 USD
View
B+
Retailer 11
-
$1,099 USD
SGD 1,485 SGD
View
B+
Retailer 12
-
$1,134 USD
View
B
Retailer 13
-
$1,195 USD
View
B
Retailer 14
-
$1,296 USD
View
B
Retailer 15
-
$1,350 USD
£1,063 GBP
View
B
Retailer 16
-
$1,406 USD
View
Most Expensive
B
Yadav Diamonds
13378874 · Nov 2
$2,486 USD
View
16 more retailers have this diamond
Prices start from $272 USDSave up to $2,214 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
$272 USD