Radiant|Lab Grown|IGI

3.77ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG744513955

Certificate IGI LG744513955

Diamond specifications and retailer prices

From $2,900 USD
Save $14,460 USD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $17,360 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 3.77ct lab-grown radiant diamond

This 3.77ct 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 LG744513955 or 744513955. Listed at 14 retailers, with prices from $2,900 to $17,360 at Do Amore Diamonds, a $14,460 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

3.77
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513955
Dimensions11.13 × 7.54 × 7.54 mm
L/W Ratio1.48
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
11.13 mm7.54 mm3.77 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513955
Side View
Table 61.0%Crown 42.4°Girdle: MED-STKPavilion 33.3°Culet: NoneDepth 69.0%

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: $17,360 USD|Low: $2,268 USD|High: $19,500 USD|Avg: $8,486 USD|-11.0%
Do Amore Diamonds
Retailer 2
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Retailer 18
September 29, 2026
Retailer 18$2,900 USD
Retailer 16$3,090 USD
Retailer 5$3,176 USD
Retailer 4$3,572 USD
Retailer 3$3,896 USD
Retailer 2$4,485 USD
Retailer 17$5,037 USD
Retailer 14$6,135 USD
Retailer 9$6,451 USD
Retailer 11$7,302 USD
Retailer 15$7,987 USD
Retailer 12$8,287 USD
Retailer 13$9,188 USD
Retailer 8$11,666 USD
Retailer 7$12,696 USD
Retailer 10$16,490 USD
Retailer 6$16,960 USD
Do Amore Diamonds$17,360 USD

16 data points across 18 retailers

14 retailers$2,900 USD to $17,360 USD

A
Cheapest Retailer
-
$2,900 USD
A
Retailer 2
-
$3,090 USD
View
A
Retailer 3
-
$3,176 USD
View
A
Retailer 4
-
$3,572 USD
View
A
Retailer 5
-
$3,896 USD
View
A
Retailer 6
-
$4,485 USD
View
A
Retailer 7
-
$5,037 USD
€4,797 EUR
View
B+
Retailer 8
-
$6,135 USD
View
B+
Retailer 9
-
$7,302 USD
A$11,234 AUD
View
B+
Retailer 10
-
$7,987 USD
View
B+
Retailer 11
-
$8,287 USD
£6,525 GBP
View
B
Retailer 12
-
$9,188 USD
A$14,135 AUD
View
B
Retailer 13
-
$16,960 USD
View
Most Expensive
B
Do Amore Diamonds
27-C147BF20E · Sep 30
$17,360 USD
View
13 more retailers have this diamond
Prices start from $2,900 USDSave up to $14,460 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
3.77ct Radiant
$2,900 USD