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Round|Lab Grown|IGI

3.73ct D IF Round Lab Grown Diamond

ID • D/IF • IGI LG715502955

Certificate IGI LG715502955

Diamond specifications and retailer prices

From $1,175 USD
Save $11,715 USD (91%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $12,890 USD at Brilliant Earth
View at Brilliant Earth

About this 3.73ct lab-grown round diamond

This 3.73ct 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 LG715502955 or 715502955. Listed at 19 retailers, with prices from $1,175 to $12,890 at Brilliant Earth, a $11,715 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

3.73
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715502955
Dimensions9.95 × 9.90 × 6.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.95 mm9.90 mm3.73 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715502955
Side View
Table 57.0%Crown 34.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.0%

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 28
Current: $12,890 USD|Low: $951 USD|High: $20,260 USD|Avg: $4,260 USD|-36.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 18
Retailer 19
October 1, 2026
Retailer 3$1,175 USD
Retailer 6$1,279 USD
Retailer 10$1,332 USD
Retailer 5$1,552 USD
Retailer 7$1,804 USD
Retailer 13$1,808 USD
Retailer 19$1,990 USD
Retailer 2$2,350 USD
Retailer 8$2,417 USD
Retailer 9$2,687 USD
Retailer 17$2,821 USD
Retailer 16$3,230 USD
Retailer 15$3,403 USD
Retailer 12$4,895 USD
Retailer 11$5,615 USD
Retailer 14$6,428 USD
Retailer 4$10,440 USD
Retailer 18$11,474 USD
Brilliant Earth$12,890 USD

25 data points across 19 retailers

19 retailers$1,175 USD to $12,890 USD

A
Cheapest Retailer
-
$1,175 USD
A
Retailer 2
-
$1,279 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$1,332 USD
View
A
Retailer 4
-
$1,552 USD
View
A
Retailer 5
-
$1,804 USD
View
A
Retailer 6
-
$1,808 USD
£1,423 GBP
View
A
Retailer 7
-
$1,990 USD
View
A
Retailer 8
-
$2,350 USD
€2,238 EUR
View
A
Retailer 9
-
$2,417 USD
View
A
Retailer 10
-
$2,687 USD
View
A
Retailer 11
-
$2,821 USD
View
A
Retailer 12
-
$3,230 USD
View
A
Retailer 13
-
$3,403 USD
A$5,235 AUD
View
B+
Retailer 14
-
$4,895 USD
£3,854 GBP
View
B+
Retailer 15
-
$5,615 USD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
$6,428 USD
A$9,889 AUD
View
B
Retailer 17
-
$10,440 USD
View
B
Retailer 18
-
$11,474 USD
View
Most Expensive
B
Brilliant Earth
14894992Y · Oct 1
$12,890 USD
View
18 more retailers have this diamond
Prices start from $1,175 USDSave up to $11,715 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
3.73ct Round
$1,175 USD