Oval|Lab Grown|IGI

4.00ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG849660923

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG849660923

Diamond specifications and retailer prices

From $839 USD
£661 GBP
As of October 30, 2026
Save $2,070 USD (71%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,909 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG849660923 or 849660923. Listed at 7 retailers as of October 30, 2026, with prices from $839 to $2,909, a $2,070 spread on the same certified stone. Reve Diamonds lists it at $2,909. 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

4.00
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849660923
Dimensions12.60 × 8.86 × 5.52 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.60 mm8.86 mm4.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849660923
Side View
Table 61.0%Crown 37.2°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 62.3%

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 30
Current: $1,391 USD|Low: $839 USD|High: $2,909 USD|Avg: $1,599 USD|+0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Reve Diamonds
November 1, 2026
Retailer 5$839 USD
Retailer 2$1,085 USD
Retailer 4$1,235 USD
Retailer 1$1,391 USD
Retailer 6$1,466 USD
Retailer 3$2,158 USD
Reve Diamonds$2,909 USD

3 data points across 7 retailers

7 retailers$839 USD to $2,909 USD

A
Cheapest Retailer
-
$839 USD
£661 GBP
B+
Retailer 2
-
$1,085 USD
View
B+
Retailer 3
-
$1,235 USD
View
B+
Retailer 4
-
$1,391 USD
£1,096 GBP
View
B+
Retailer 5
-
$1,466 USD
View
B
Retailer 6
-
$2,158 USD
View
Most Expensive
B
Reve Diamonds
30CCB39E8 · Oct 30
$2,909 USD
View
6 more retailers have this diamond
Prices start from $839 USDSave up to $2,070 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
$839 USD