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Marquise|Lab Grown|IGI

3.91ct E VVS1 Marquise Lab Grown Diamond

- • E/VVS1 • IGI LG811681905

Certificate IGI LG811681905

Diamond specifications and retailer prices

From $1,025 USD
Save $5,439 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,464 USD at Queensmith
View at Queensmith

About this 3.91ct lab-grown marquise diamond

This 3.91ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a standard cut grade and certified by IGI LG811681905 or 811681905. Listed at 19 retailers, with prices from $1,025 to $6,464 at Queensmith, a $5,439 spread on the same certified stone. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.91
Carat
E
Color
VVS1
Clarity
-
Cut

Specifications

Cut-
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811681905
Dimensions8.22 × 8.22 × 15.63 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.22 mm8.22 mm3.91 ctE / VVS1
OriginLab Grown
Cut-
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811681905
Side View
Table 60.0%Crown 37°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.5%

Caratlytics Score

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

Price History

Last verified: Sep 30
Current: $6,464 USD|Low: $1,025 USD|High: $6,464 USD|Avg: $3,244 USD
Queensmith
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 17$1,025 USD
Retailer 19$1,116 USD
Retailer 16$1,148 USD
Retailer 5$1,173 USD
Retailer 4$1,189 USD
Retailer 14$1,365 USD
Retailer 2$1,393 USD
Retailer 7$1,487 USD
Retailer 18$1,768 USD
Retailer 13$1,897 USD
Retailer 9$2,689 USD
Retailer 10$2,959 USD
Retailer 8$3,277 USD
Retailer 6$3,281 USD
Retailer 3$4,082 USD
Retailer 15$4,086 USD
Retailer 11$4,149 USD
Retailer 12$4,976 USD
Queensmith$6,464 USD

36 data points across 19 retailers

19 retailers$1,025 USD to $6,464 USD

A
Cheapest Retailer
-
$1,025 USD
A
Retailer 2
-
$1,116 USD
View
A
Retailer 3
-
$1,148 USD
View
A
Retailer 4
-
$1,173 USD
View
A
Retailer 5
-
$1,189 USD
View
A
Retailer 6
-
$1,365 USD
View
A
Retailer 7
-
$1,393 USD
£1,097 GBP
View
B+
Retailer 8
-
$1,487 USD
View
B+
Retailer 9
-
$1,766 USD
£1,391 GBP
View
B+
Retailer 10
-
$1,897 USD
View
B+
Retailer 11
-
$2,689 USD
ZAR 43,437 ZAR
View
Price last confirmed 19 days ago
B
Retailer 12
-
$2,959 USD
View
B
Retailer 13
-
$3,277 USD
£2,580 GBP
View
B
Retailer 14
-
$3,281 USD
View
B
Retailer 15
-
$4,082 USD
£3,214 GBP
View
B
Retailer 16
-
$4,086 USD
View
B
Retailer 17
-
$4,149 USD
View
B
Retailer 18
-
$4,976 USD
A$7,656 AUD
View
Most Expensive
B
Queensmith
LG811681905 · Sep 29
$6,464 USD
£5,090 GBP
View
18 more retailers have this diamond
Prices start from $1,025 USDSave up to $5,439 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.

A
3.91ct Marquise
$1,025 USD