Round|Lab Grown|IGI

4.38ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG728578035

Shape and cutting style on the report: Round brilliant

Certificate IGI LG728578035

Diamond specifications and retailer prices

From $2,205 USD
As of November 1, 2026
Save $4,666 USD (68%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,871 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.38ct lab-grown round diamond

This 4.38ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG728578035 or 728578035. Listed at 7 retailers as of October 31, 2026, with prices from $2,205 to $6,871, a $4,666 spread on the same certified stone. Taylor and Hart lists it at $6,871. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.38
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG728578035
Dimensions10.46 × 10.40 × 6.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.46 mm10.40 mm4.38 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG728578035
Side View
Table 58.0%Crown 35.9°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.5%

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: Nov 1
Current: $2,742 USD|Low: $2,205 USD|High: $7,634 USD|Avg: $4,791 USD|-27.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 1, 2026
Retailer 5$2,205 USD
Retailer 1$2,742 USD
Retailer 3$2,832 USD
Retailer 6$5,009 USD
Retailer 2$5,622 USD
Retailer 4$6,325 USD
Taylor and Hart$6,871 USD

39 data points across 7 retailers

7 retailers$2,205 USD to $6,871 USD

A
Cheapest Retailer
-
$2,205 USD
A
Retailer 2
-
$2,742 USD
£2,159 GBP
View
A
Retailer 3
-
$2,832 USD
View
B+
Retailer 4
-
$5,009 USD
View
B+
Retailer 5
-
$5,622 USD
£4,427 GBP
View
Retailer 6
-
$6,325 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
Taylor and Hart
AI6OZKF · Oct 31
$6,871 USD
View
6 more retailers have this diamond
Prices start from $2,205 USDSave up to $4,666 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
4.38ct Round
$2,205 USD