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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 $440 USD
As of October 29, 2026
Save $1,577 USD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,017 USD 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 12 retailers as of October 29, 2026, with prices from $440 to $2,017, a $1,577 spread on the same certified stone. MOH London lists it at $2,017. 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,017 USD|Low: $440 USD|High: $7,290 USD|Avg: $1,862 USD
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
October 29, 2026
Retailer 2$440 USD
Retailer 12$459 USD
Retailer 5$493 USD
Retailer 11$546 USD
Retailer 14$602 USD
Retailer 10$690 USD
Retailer 3$857 USD
Retailer 13$888 USD
Retailer 9$900 USD
Retailer 6$1,254 USD
Retailer 15$1,355 USD
Retailer 4$1,756 USD
MOH London$2,017 USD
Retailer 16$2,450 USD
Retailer 7$5,270 USD
Retailer 8$7,290 USD

2 data points across 16 retailers

12 retailers$440 USD to $2,017 USD

A
Cheapest Retailer
-
$440 USD
A
Retailer 2
-
$459 USD
£361 GBP
View
A
Retailer 3
-
$493 USD
View
A
Retailer 4
-
$546 USD
View
A
Retailer 5
-
$602 USD
HK$4,700 HKD
View
A
Retailer 6
-
$690 USD
View
B+
Retailer 7
-
$857 USD
View
A
Retailer 8
-
$888 USD
View
A
Retailer 9
-
$900 USD
£708 GBP
View
B+
Retailer 10
-
$1,355 USD
View
B
Retailer 11
-
$1,756 USD
View
Most Expensive
B
MOH London
LG683599776 · Oct 29
$2,017 USD
£1,588 GBP
View
11 more retailers have this diamond
Prices start from $440 USDSave up to $1,577 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
4.00ct Oval
$440 USD