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Round|Lab Grown|IGI

3.58ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG589309986

Certificate IGI LG589309986

Diamond specifications and retailer prices

From $1,617 USD
Save $10,653 USD (87%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,270 USD at Brilliant Earth
View at Brilliant Earth

About this 3.58ct lab-grown round diamond

This 3.58ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG589309986 or 589309986. Listed at 19 retailers, with prices from $1,617 to $12,270 at Brilliant Earth, a $10,653 spread on the same certified stone. 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

3.58
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589309986
Dimensions9.88 × 9.83 × 6.00 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.88 mm9.83 mm3.58 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589309986
Side View
Table 58.0%Crown 33.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $12,270 USD|Low: $1,154 USD|High: $12,570 USD|Avg: $4,814 USD|-2.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 3$1,617 USD
Retailer 19$1,989 USD
Retailer 7$2,437 USD
Retailer 17$2,440 USD
Retailer 13$2,626 USD
Retailer 12$2,644 USD
Retailer 11$3,042 USD
Retailer 16$4,183 USD
Retailer 15$4,218 USD
Retailer 6$4,881 USD
Retailer 8$5,109 USD
Retailer 4$5,245 USD
Retailer 2$5,329 USD
Retailer 14$5,348 USD
Retailer 5$5,625 USD
Retailer 9$6,523 USD
Retailer 18$9,062 USD
Retailer 10$9,940 USD
Brilliant Earth$12,270 USD

38 data points across 19 retailers

19 retailers$1,617 USD to $12,270 USD

A
Cheapest Retailer
-
$1,617 USD
A
Retailer 2
-
$1,989 USD
View
A
Retailer 3
-
$2,437 USD
View
A
Retailer 4
-
$2,440 USD
View
A
Retailer 5
-
$2,629 USD
£2,070 GBP
View
A
Retailer 6
-
$2,644 USD
View
A
Retailer 7
-
$3,042 USD
View
B+
Retailer 8
-
$4,183 USD
A$6,435 AUD
View
B+
Retailer 9
-
$4,218 USD
ZAR 68,143 ZAR
View
B+
Retailer 10
-
$4,881 USD
View
B+
Retailer 11
-
$5,109 USD
View
B+
Retailer 12
-
$5,245 USD
View
B+
Retailer 13
-
$5,329 USD
View
B+
Retailer 14
-
$5,348 USD
£4,211 GBP
View
B+
Retailer 15
-
$5,625 USD
View
B+
Retailer 16
-
$6,523 USD
View
B
Retailer 17
-
$9,062 USD
View
B
Retailer 18
-
$9,940 USD
View
Most Expensive
B
Brilliant Earth
18396795Y · Oct 1
$12,270 USD
View
18 more retailers have this diamond
Prices start from $1,617 USDSave up to $10,653 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.

A
3.58ct Round
$1,617 USD