Marquise|Lab Grown|IGI

5.21ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG799687536

Shape and cutting style on the report: Hexagonal modified brilliant

Certificate IGI LG799687536

Diamond specifications and retailer prices

From $1,346 USD
As of October 21, 2026
8 retailers carry this diamond
Most expensive: $5,032 USD at Taylor and Hart · As of October 21, 2026
View at Taylor and Hart

About this 5.21ct lab-grown marquise diamond

This 5.21ct lab-grown marquise sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG799687536 or 799687536. Listed at 8 retailers as of October 21, 2026. 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

5.21
Carat
E
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799687536
Dimensions16.09 × 8.49 × 5.62 mm
L/W Ratio1.90
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.09 mm8.49 mm5.21 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799687536
Side View
Table 61.0%Crown 24°Girdle: STK-THKPavilion 33.5°Culet: NoneDepth 66.2%

Caratlytics Score

No score right now
No retailer has confirmed this stone recently, so we are not scoring it. Prices below are as of the date shown.

Price History

Last verified: Oct 21
Current: $2,282 USD|Low: $1,610 USD|High: $5,712 USD|Avg: $3,731 USD|-9.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Taylor and Hart
October 23, 2026
Retailer 5$1,610 USD
Retailer 3$2,275 USD
Retailer 1$2,282 USD
Retailer 8$2,929 USD
Retailer 4$4,293 USD
Retailer 2$4,636 USD
Retailer 7$4,730 USD
Retailer 6$4,804 USD
Taylor and Hart$5,032 USD

17 data points across 9 retailers

8 retailers$1,346 USD to $5,032 USD

Retailer 1
-
$1,346 USD
Price last confirmed 9 days ago
Retailer 2
-
$1,610 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$2,275 USD
View
Price last confirmed 7 days ago
Retailer 4
-
$2,282 USD
€2,173 EUR
View
Price last confirmed 7 days ago
Retailer 5
-
$4,293 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$4,636 USD
£3,650 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
$4,804 USD
SGD 6,492 SGD
View
Price last confirmed 7 days ago
Most Expensive
Taylor and Hart
9KJMGBX · Oct 21
$5,032 USD
View
Price last confirmed 9 days ago
7 more retailers have this diamond

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.

5.21ct Marquise
$1,346 USD