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Radiant|Lab Grown|IGI

3.42ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG762545882

Certificate IGI LG762545882

Diamond specifications and retailer prices

From $1,927 USD
Save $8,693 USD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $10,620 USD at Blue Nile
View at Blue Nile

About this 3.42ct lab-grown radiant diamond

This 3.42ct 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 LG762545882 or 762545882. Listed at 16 retailers, with prices from $1,927 to $10,620 at Blue Nile, a $8,693 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

3.42
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.1°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762545882
Dimensions10.56 × 7.67 × 4.94 mm
L/W Ratio1.38
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
10.56 mm7.67 mm3.42 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762545882
Side View
Table 65.0%Crown 41.1°Girdle: Slightly ThickPavilion 35.4°Culet: NoneDepth 64.4%

Caratlytics Score

How it works →
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: Sep 30
Current: $10,620 USD|Low: $1,308 USD|High: $13,480 USD|Avg: $4,618 USD
Blue Nile
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
October 1, 2026
Retailer 8$1,308 USD
Retailer 16$1,927 USD
Retailer 6$2,274 USD
Retailer 10$2,355 USD
Retailer 11$2,718 USD
Retailer 4$2,846 USD
Retailer 15$2,913 USD
Retailer 13$4,271 USD
Retailer 5$4,891 USD
Retailer 3$4,943 USD
Retailer 12$5,415 USD
Retailer 14$5,595 USD
Retailer 2$6,161 USD
Retailer 9$7,608 USD
Retailer 7$8,360 USD
Blue Nile$10,620 USD

38 data points across 16 retailers

16 retailers$1,927 USD to $10,620 USD

A
Cheapest Retailer
-
$1,927 USD
A
Retailer 2
-
$2,274 USD
View
A
Retailer 3
-
$2,355 USD
HK$18,400 HKD
View
A
Retailer 4
-
$2,667 USD
£2,100 GBP
View
Price last confirmed 21 days ago
A
Retailer 5
-
$2,724 USD
£2,145 GBP
View
A
Retailer 6
-
$2,846 USD
View
A
Retailer 7
-
$2,913 USD
€2,774 EUR
View
A
Retailer 8
-
$4,271 USD
ZAR 69,000 ZAR
View
B+
Retailer 9
-
$4,891 USD
View
B+
Retailer 10
-
$4,943 USD
View
B+
Retailer 11
-
$5,415 USD
£4,264 GBP
View
B+
Retailer 12
-
$5,595 USD
View
B+
Retailer 13
-
$6,161 USD
View
B
Retailer 14
-
$7,608 USD
A$11,704 AUD
View
B
Retailer 15
-
$8,360 USD
View
Most Expensive
B
Blue Nile
29116629 · Sep 29
$10,620 USD
View
15 more retailers have this diamond
Prices start from $1,927 USDSave up to $8,693 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
3.42ct Radiant
$1,927 USD