Radiant|Lab Grown|IGI

3.51ct D IF Radiant Lab Grown Diamond

VG • D/IF • IGI LG754594351

Certificate IGI LG754594351

Diamond specifications and retailer prices

From $2,750 USD
Save $13,420 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $16,170 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 3.51ct lab-grown radiant diamond

This 3.51ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a very-good cut grade and certified by IGI LG754594351 or 754594351. Listed at 14 retailers, with prices from $2,750 to $16,170 at Do Amore Diamonds, a $13,420 spread on the same certified stone. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.51
Carat
D
Color
IF
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754594351
Dimensions10.67 × 10.67 × 7.40 mm
L/W Ratio1.00
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
10.67 mm10.67 mm3.51 ctD / IF
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754594351
Side View
Table 58.0%Crown 42.5°Girdle: ThickPavilion 35°Culet: NoneDepth 68.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Sep 30
Current: $16,170 USD|Low: $2,117 USD|High: $18,200 USD|Avg: $7,930 USD|-11.2%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
October 1, 2026
Retailer 18$2,750 USD
Retailer 16$2,890 USD
Retailer 5$2,964 USD
Retailer 4$3,139 USD
Retailer 3$3,630 USD
Retailer 11$4,274 USD
Retailer 17$4,689 USD
Retailer 9$6,008 USD
Retailer 14$6,100 USD
Retailer 12$6,804 USD
Retailer 15$7,458 USD
Retailer 13$8,156 USD
Retailer 2$8,637 USD
Retailer 8$10,904 USD
Retailer 7$11,865 USD
Retailer 10$15,349 USD
Retailer 6$15,790 USD
Do Amore Diamonds$16,170 USD

16 data points across 18 retailers

14 retailers$2,750 USD to $16,170 USD

A
Cheapest Retailer
-
$2,750 USD
A
Retailer 2
-
$2,890 USD
View
A
Retailer 3
-
$2,964 USD
View
A
Retailer 4
-
$3,139 USD
View
A
Retailer 5
-
$3,630 USD
View
A
Retailer 6
-
$4,274 USD
View
B+
Retailer 7
-
$4,689 USD
€4,466 EUR
View
B+
Retailer 8
-
$6,100 USD
View
B+
Retailer 9
-
$6,804 USD
A$10,468 AUD
View
B
Retailer 10
-
$7,458 USD
View
B
Retailer 11
-
$8,156 USD
£6,422 GBP
View
B
Retailer 12
-
$8,637 USD
A$13,288 AUD
View
B
Retailer 13
-
$15,790 USD
View
Most Expensive
B
Do Amore Diamonds
27-A6C932E4A · Sep 30
$16,170 USD
View
13 more retailers have this diamond
Prices start from $2,750 USDSave up to $13,420 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
3.51ct Radiant
$2,750 USD