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Round|Lab Grown|IGI

4.97ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG754507874

Certificate IGI LG754507874

Diamond specifications and retailer prices

From $7,721 USD
A$11,878 AUD
15 retailers carry this diamond
Most expensive: $30,460 USD at Brilliant Earth
View at Brilliant Earth

About this 4.97ct lab-grown round diamond

This 4.97ct lab-grown round 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 LG754507874 or 754507874. Listed at 15 retailers. 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

4.97
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754507874
Dimensions11.09 × 11.02 × 6.67 mm
L/W Ratio1.01
Girdle conditionFaceted
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
11.09 mm11.02 mm4.97 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754507874
Side View
Table 57.0%Crown 33.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.4%

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: Sep 30
Current: $30,460 USD|Low: $3,282 USD|High: $30,460 USD|Avg: $10,913 USD
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
September 24, 2026
Retailer 14$3,282 USD
Retailer 13$3,626 USD
Retailer 16$3,755 USD
Retailer 11$4,309 USD
Retailer 6$5,120 USD
Retailer 18$5,241 USD
Retailer 15$5,252 USD
Retailer 5$5,261 USD
Retailer 17$5,391 USD
Retailer 2$6,630 USD
Retailer 4$7,721 USD
Retailer 9$8,740 USD
Retailer 12$9,003 USD
Retailer 3$11,153 USD
Retailer 7$14,821 USD
Retailer 10$15,892 USD
Retailer 8$19,405 USD
Brilliant Earth$30,460 USD

28 data points across 18 retailers

15 retailers

A
Retailer 1
-
$3,282 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$3,626 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$3,755 USD
View
Price last confirmed 9 days ago
A
Retailer 4
-
$5,120 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$5,241 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$5,252 USD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$5,261 USD
HK$41,100 HKD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$5,391 USD
£4,245 GBP
View
Price last confirmed 12 days ago
A
Retailer 9
-
$6,630 USD
€6,314 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$7,721 USD
A$11,878 AUD
View
B+
Retailer 11
-
$9,003 USD
£7,089 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$11,153 USD
View
Price last confirmed 17 days ago
B+
Retailer 13
-
$14,821 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$19,405 USD
A$29,854 AUD
View
Price last confirmed 89 days ago
Most Expensive
B
Brilliant Earth
18652265Y · Sep 21
$30,460 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from $7,721 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
4.97ct Round
$7,721 USD