Radiant|Lab Grown|IGI

3.58ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG782611291

Certificate IGI LG782611291

Diamond specifications and retailer prices

From $2,346 USD
Save $6,156 USD (72%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $15,020 USD at Brilliant Earth
View at Brilliant Earth

About this 3.58ct lab-grown radiant diamond

This 3.58ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG782611291 or 782611291. Listed at 18 retailers, with a 262% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782611291
Dimensions10.66 × 7.54 × 5.13 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.66 mm7.54 mm3.58 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782611291
Side View
Table 65.0%Crown 44.7°Girdle: MediumPavilion 33.8°Culet: NoneDepth 68.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $15,020 USD|Low: $1,673 USD|High: $15,020 USD|Avg: $5,054 USD|+28.3%
Brilliant Earth
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
Retailer 17
Retailer 18
October 1, 2026
Retailer 2$2,346 USD
Retailer 5$2,725 USD
Retailer 3$2,803 USD
Retailer 8$3,162 USD
Retailer 13$3,409 USD
Retailer 14$3,475 USD
Retailer 9$3,737 USD
Retailer 10$3,878 USD
Retailer 6$4,121 USD
Retailer 16$4,618 USD
Retailer 4$5,804 USD
Retailer 18$6,450 USD
Retailer 11$6,675 USD
Retailer 15$6,722 USD
Retailer 7$7,597 USD
Retailer 12$8,125 USD
Retailer 17$8,502 USD
Brilliant Earth$15,020 USD

32 data points across 18 retailers

18 retailers$2,346 USD to $8,502 USD

A
Cheapest Retailer
-
$2,346 USD
A
Retailer 2
-
$2,725 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$2,803 USD
HK$21,900 HKD
View
A
Retailer 4
-
$3,409 USD
£2,684 GBP
View
A
Retailer 5
-
$3,475 USD
View
A
Retailer 6
-
$3,737 USD
€3,559 EUR
View
Price last confirmed 47 days ago
A
Retailer 7
-
$3,878 USD
View
Price last confirmed 45 days ago
A
Retailer 8
-
$4,020 USD
View
Price last confirmed 55 days ago
A
Retailer 9
-
$4,121 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$4,618 USD
£3,636 GBP
View
B+
Retailer 11
-
$5,804 USD
ZAR 93,765 ZAR
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$6,450 USD
View
B+
Retailer 13
-
$6,675 USD
£5,256 GBP
View
B+
Retailer 14
-
$6,722 USD
View
B
Retailer 15
-
$7,597 USD
View
Price last confirmed 8 days ago
B
Retailer 16
-
$8,125 USD
SGD 10,980 SGD
View
B+
Retailer 17
-
$8,502 USD
View
Most Expensive
B
Brilliant Earth
18752012A · Sep 1
$15,020 USD
View
Price last confirmed 29 days ago
17 more retailers have this diamond
Prices start from $2,346 USDSave up to $6,156 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 Radiant
$2,346 USD