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Marquise|Lab Grown|IGI

3.72ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG851660390

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851660390

Diamond specifications and retailer prices

From $1,288 USD
As of October 30, 2026
Save $3,385 USD (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,673 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.72ct lab-grown marquise diamond

This 3.72ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG851660390 or 851660390. Listed at 10 retailers as of October 30, 2026, with prices from $1,288 to $4,673, a $3,385 spread on the same certified stone. Taylor and Hart lists it at $4,673. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.72
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851660390
Dimensions16.56 × 8.03 × 4.62 mm
L/W Ratio2.06
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.56 mm8.03 mm3.72 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851660390
Side View
Table 61.0%Crown 39.5°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 57.5%

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 30
Current: $1,288 USD|Low: $1,275 USD|High: $4,673 USD|Avg: $2,618 USD|+1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Taylor and Hart
October 30, 2026
Retailer 1$1,288 USD
Retailer 7$1,495 USD
Retailer 2$1,554 USD
Retailer 9$1,910 USD
Retailer 3$1,936 USD
Retailer 4$2,751 USD
Retailer 5$3,070 USD
Retailer 8$3,828 USD
Retailer 6$4,271 USD
Taylor and Hart$4,673 USD

5 data points across 10 retailers

10 retailers$1,288 USD to $4,673 USD

A
Cheapest Retailer
-
$1,288 USD
Final sale: no returns
A
Retailer 2
-
$1,495 USD
View
A
Retailer 3
-
$1,554 USD
£1,223 GBP
View
A
Retailer 4
-
$1,910 USD
View
A
Retailer 5
-
$1,936 USD
£1,524 GBP
View
B+
Retailer 6
-
$2,751 USD
View
B+
Retailer 7
-
$3,070 USD
ZAR 49,595 ZAR
View
B
Retailer 8
-
$3,828 USD
View
B
Retailer 9
-
$4,271 USD
£3,363 GBP
View
Most Expensive
B
Taylor and Hart
O04LS4G · Oct 30
$4,673 USD
View
9 more retailers have this diamond
Prices start from $1,288 USDSave up to $3,385 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
3.72ct Marquise
$1,288 USD