Oval|Lab Grown|IGI

3.43ct F SI2 Oval Lab Grown Diamond

ID • F/SI2 • IGI LG595396305

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG595396305

Diamond specifications and retailer prices

From $671 USD
As of October 29, 2026
Save $2,073 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,744 USD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.43ct lab-grown oval diamond

This 3.43ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG595396305 or 595396305. Listed at 13 retailers as of October 29, 2026, with prices from $671 to $2,744, a $2,073 spread on the same certified stone. The Diamond Guys lists it at $2,744. 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

3.43
Carat
F
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG595396305
Dimensions12.61 × 8.41 × 5.25 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.61 mm8.41 mm3.43 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG595396305
Side View
Table 59.0%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 62.4%

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: $778 USD|Low: $468 USD|High: $4,328 USD|Avg: $1,716 USD|+33.9%
Retailer 1
Retailer 2
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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
The Diamond Guys
October 31, 2026
Retailer 18$671 USD
Retailer 12$730 USD
Retailer 1$778 USD
Retailer 8$806 USD
Retailer 3$855 USD
Retailer 5$1,052 USD
Retailer 14$1,172 USD
Retailer 16$1,230 USD
Retailer 17$1,379 USD
Retailer 7$1,502 USD
Retailer 10$1,571 USD
Retailer 4$1,669 USD
Retailer 13$1,987 USD
Retailer 15$2,010 USD
Retailer 11$2,415 USD
Retailer 6$2,442 USD
Retailer 2$2,678 USD
The Diamond Guys$2,744 USD
Retailer 9$4,328 USD

10 data points across 19 retailers

13 retailers$671 USD to $2,744 USD

A
Cheapest Retailer
-
$671 USD
A
Retailer 2
-
$730 USD
View
A
Retailer 3
-
$778 USD
View
B+
Retailer 4
-
$855 USD
View
B+
Retailer 5
-
$1,172 USD
View
B+
Retailer 6
-
$1,230 USD
£968 GBP
View
B+
Retailer 7
-
$1,379 USD
£1,086 GBP
View
B+
Retailer 8
-
$1,669 USD
View
B
Retailer 9
-
$1,987 USD
View
B+
Retailer 10
-
$2,010 USD
View
B
Retailer 11
-
$2,415 USD
View
B
Retailer 12
-
$2,678 USD
£2,109 GBP
View
Most Expensive
B
The Diamond Guys
1995216764 · Oct 30
$2,744 USD
View
12 more retailers have this diamond
Prices start from $671 USDSave up to $2,073 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
3.43ct Oval
$671 USD