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Oval|Lab Grown|IGI

4.00ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG683599776

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG683599776

Diamond specifications and retailer prices

From €394 EUR
$440 USD
As of October 29, 2026
Save €1,411 EUR (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €1,805 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683599776 or 683599776. Listed at 13 retailers as of October 29, 2026, with prices from €394 to €1,805, a €1,411 spread on the same certified stone. MOH London lists it at €1,805. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683599776
Dimensions13.13 × 8.78 × 5.57 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.13 mm8.78 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683599776
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

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 29
Current: €1,805 EUR|Low: €394 EUR|High: €6,525 EUR|Avg: €1,569 EUR
MOH London
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
November 1, 2026
Retailer 12€394 EUR
Retailer 2€408 EUR
Retailer 6€441 EUR
Retailer 14€489 EUR
Retailer 16€538 EUR
Retailer 13€618 EUR
Retailer 4€767 EUR
Retailer 15€795 EUR
Retailer 10€801 EUR
Retailer 7€1,122 EUR
Retailer 17€1,213 EUR
Retailer 11€1,314 EUR
Retailer 5€1,572 EUR
MOH London€1,805 EUR
Retailer 3€2,193 EUR
Retailer 8€4,717 EUR
Retailer 9€6,525 EUR

5 data points across 17 retailers

13 retailers€394 EUR to €1,805 EUR

A
Cheapest Retailer
-
€394 EUR
$440 USD
A
Retailer 2
-
€408 EUR
£359 GBP
View
A
Retailer 3
-
€441 EUR
$493 USD
View
A
Retailer 4
-
€489 EUR
$546 USD
View
A
Retailer 5
-
€538 EUR
HK$4,700 HKD
View
A
Retailer 6
-
€618 EUR
$690 USD
View
B+
Retailer 7
-
€767 EUR
$857 USD
View
A
Retailer 8
-
€795 EUR
$888 USD
View
A
Retailer 9
-
€801 EUR
£705 GBP
View
B+
Retailer 10
-
€1,213 EUR
$1,355 USD
View
B+
Retailer 11
-
€1,314 EUR
$1,468 USD
View
B
Retailer 12
-
€1,572 EUR
$1,756 USD
View
Most Expensive
B
MOH London
LG683599776 · Oct 29
€1,805 EUR
£1,588 GBP
View
12 more retailers have this diamond
Prices start from €394 EURSave up to €1,411 EUR

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
4.00ct Oval
€394 EUR